diff --git a/apxproof.dtx b/apxproof.dtx
index 602025b..2749c55 100644
--- a/apxproof.dtx
+++ b/apxproof.dtx
@@ -24,7 +24,7 @@
 % \iffalse
 %<package>\NeedsTeXFormat{LaTeX2e}[2005/12/01]
 %<package>\ProvidesPackage{apxproof}
-%<package>  [2017/05/31 v1.0.5 Automatic proofs in appendix]
+%<package>  [2017/05/31 v1.0.5-dev Automatic proofs in appendix]
 %
 %<*driver>
 \documentclass{ltxdoc}
@@ -44,7 +44,7 @@
 %</driver>
 % \fi
 %
-% \CheckSum{498}
+% \CheckSum{562}
 %
 % \CharacterTable
 %  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
@@ -97,7 +97,7 @@
 %  \addtocounter,\newcounter,\newtoggle,\global,\ifdefined,\iftoggle,
 %  \ifx,\jobname,\makeatletter,\makeatother,\newwrite,\NewEnviron,
 %  \patchcmd,\relax,\renewcommand,\renewenvironment,\RequirePackage,
-%  \roman,\space,\undefined
+%  \roman,\space,\undefined,\unexpanded
 % }
 %
 % \title{The \textsf{apxproof} package}
@@ -588,14 +588,37 @@ This is a citation in the appendix~\cite{proofsAreHard}.
 }}
 %    \end{macrocode}
 % \subsection{Macros Common to All Compilation Modes}
+% \begin{macro}{\axp@newtheorem}
+% \begin{macro}{\@axp@newtheorem}
+% \begin{macro}{\@@axp@newtheorem}
+% We introduce an intermediate |\axp@newtheorem| command to define a new
+% theorem, differently depending on whether there is a section counter or
+% not. This will be useful, in particular to allow changing this
+% definition depending on the document class. This command uses two
+% intermediary commands, |\@axp@newtheorem| and |\@@axp@newtheorem|, for
+% the non-starred and starred versions.
+\def\axp@newtheorem{\@ifstar\@@axp@newtheorem\@axp@newtheorem}
+\def\@axp@newtheorem#1#2#3#4{%
+  \ifx\relax#4\relax
+    \newtheorem{#1}[#2]{#3}%
+  \else
+    \newtheorem{#1}{#3}[#4]%
+  \fi
+}
+\def\@@axp@newtheorem#1#2{%
+  \newtheorem*{#1}{#2}%
+}
+% \end{macro}
+% \end{macro}
+% \end{macro}
 % \begin{macro}{\newtheoremrep}
 % \begin{macro}{\axp@newtheoremreptmp}
 % We define the high-level |\newtheoremrep| to have the same syntax as
 % \textsf{amsthm}'s |\newtheorem|. For this purpose, we need a little
 % trick to deal with the second and fourth optional arguments, which is what
-% |\@oparg| and |\axp@newtheoremrep| are 
+% |\@oparg| and |\axp@newtheoremreptmp| are 
 % used for. |\axp@newtheoremrep| is defined differently
-% depending on the compilation mode
+% depending on the compilation mode.
 %    \begin{macrocode}
 \newcommand\newtheoremrep[1]{%
   \@oparg{\axp@newtheoremreptmp{#1}}[]%
@@ -648,31 +671,6 @@ This is a citation in the appendix~\cite{proofsAreHard}.
 % \end{macro}
 % \end{macro}
 % \end{macro}
-% Finally, some class-specific behavior ensures that the theorems created by
-% |\newtheoremrep| appear with the correct style.
-% For now, only the styling for ACM document classes (e.g.,
-% \textsf{sig-alternate}) and \textsf{llncs} needs to be adapted, as both
-% redefine the proof environments in different ways.
-% \changes{v1.0.4}{2017/03/08}{More faithful theorem style for ACM templates}
-% \changes{v1.0.4}{2017/03/08}{More robust coherent styling of proof sketches}
-%    \begin{macrocode}
-\ifdefined\@acmtitlebox
-  \newtheoremstyle{mystyle}
-    {6pt}
-    {6pt}
-    {\itshape}
-    {10pt}
-    {\scshape}
-    {.}
-    {.5em}
-    {}
-  \theoremstyle{mystyle}
-  \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
-\fi
-  \@ifclassloaded{llncs}{
-    \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
-  }{}
-%    \end{macrocode}
 % \begin{environment}{axp@oldproof}
 %   We save the definition of the existing |proof| environment.
 %    \begin{macrocode}  
@@ -680,6 +678,50 @@ This is a citation in the appendix~\cite{proofsAreHard}.
   \let\endaxp@oldproof\endproof
 %    \end{macrocode}  
 % \end{environment}
+% \subsubsection{Class-Specific Behavior}    
+% Finally, some class-specific behavior common to all compilation modes  
+% \paragraph{\textsf{llncs} and other Springer document classes}
+%     \begin{macrocode}
+   \ifdefined\spnewtheorem
+%    \end{macrocode}
+% \begin{macro}{\@axp@newtheorem}
+% \begin{macro}{\@@axp@newtheorem}
+% It is necessary to use |\spnewtheorem| instead of |\newtheorem| in
+% Springer document classes to obtain standard formatting.
+%    \begin{macrocode}
+\def\@axp@newtheorem#1#2#3#4{%
+  \ifx\relax#4\relax
+    \ifx\relax#2\relax
+      \spnewtheorem{#1}{#3}{\bfseries}{\itshape}%
+    \else
+      \spnewtheorem{#1}[#2]{#3}{\bfseries}{\itshape}%
+    \fi
+  \else
+    \spnewtheorem{#1}{#3}[#4]{\bfseries}{\itshape}%
+  \fi
+}
+\def\@@axp@newtheorem#1#2{%
+  \spnewtheorem*{#1}{#2}{\upshape\bfseries}{\itshape}%
+}
+%    \end{macrocode}
+% \end{macro}    
+% \end{macro}    
+% We have to redefine the macro |\@thmcountersep| for proper sectioned
+% counters.
+%    \begin{macrocode}
+\def\@thmcountersep{.}
+%    \end{macrocode}
+% We remove the parentheses added by default for theorem notes, which are
+% not compatible with the use of theorem notes by \textsf{apxproof}.
+%    \begin{macrocode}
+\def\@Opargbegintheorem#1#2#3#4{#4\trivlist
+      \item[\hskip\labelsep{#3#1}]{#3 #2\@thmcounterend\ }}
+\def\@spopargbegintheorem#1#2#3#4#5{\trivlist
+      \item[\hskip\labelsep{#4#1\ #2}]{#4 #3\@thmcounterend\ }#5}
+%    \end{macrocode}
+%    \begin{macrocode}
+  \fi
+%    \end{macrocode}
 % \subsection{Inline Compilation Mode}
 %    \begin{macrocode}
 \ifthenelse{\equal{\axp@appendix}{inline}}{
@@ -693,11 +735,7 @@ This is a citation in the appendix~\cite{proofsAreHard}.
   \def\axp@newtheoremrep#1[#2]#3[#4]{%
     \expandafter\let\csname #1\endcsname\undefined
     \expandafter\let\csname c@#1\endcsname\undefined
-    \ifx\relax#4\relax
-      \newtheorem{#1}[#2]{#3}%
-    \else
-      \newtheorem{#1}{#3}[#4]%
-    \fi
+    \axp@newtheorem{#1}{#2}{#3}{#4}%
     \NewEnviron{#1rep}[1][]{%
       \begin{#1}[##1]\BODY\end{#1}%
     }
@@ -822,21 +860,22 @@ This is a citation in the appendix~\cite{proofsAreHard}.
   \def\axp@newtheoremrep#1[#2]#3[#4]{%
     \expandafter\let\csname #1\endcsname\undefined
     \expandafter\let\csname c@#1\endcsname\undefined
-    \ifx\relax#4\relax
-      \newtheorem{#1}[#2]{#3}%
-    \else
-      \newtheorem{#1}{#3}[#4]%
-    \fi
+    \axp@newtheorem{#1}{#2}{#3}{#4}%
     \expandafter\pretocmd\csname #1\endcsname{\noproofinappendix}{}{}%
-    \newtheorem*{axp@#1rp}{#3}%
+    \axp@newtheorem*{axp@#1rp}{#3}%
 %    \end{macrocode}  
 % We then define a |foobarrep| environment that increments the
 % |axp@rpcounter| and typeset the regular |foobar| theorem with a label
-% derived from the counter.    
+% derived from the counter. We distinguish the case when the theorem
+% argument has a note and when it does not.
 %    \begin{macrocode}  
     \NewEnviron{#1rep}[1][]{%
       \addtocounter{axp@rpcounter}{1}%
-      \begin{#1}[##1]\label{axp@r\roman{axp@rpcounter}}\BODY\end{#1}%
+      \ifx\relax##1\relax
+        \begin{#1}\label{axp@r\roman{axp@rpcounter}}\BODY\end{#1}%
+      \else
+        \begin{#1}[##1]\label{axp@r\roman{axp@rpcounter}}\BODY\end{#1}%
+      \fi    
 %    \end{macrocode}  
 % We set the |axp@seenreptheorem| toggle to indicate that we are looking
 % for the proof of the theorem, then store in a macro the content of the
@@ -859,7 +898,7 @@ This is a citation in the appendix~\cite{proofsAreHard}.
       \immediate\write\axp@proofsfile{%
         \noexpand\begin{axp@#1rp}
           [\noexpand\ref{axp@r\roman{axp@rpcounter}}%
-           \@ifnotempty{##1}{ \noexpand##1}]%
+           \@ifnotempty{##1}{ \unexpanded{##1}}]%
           \noexpand\let\noexpand\label\noexpand\@gobble%
           \expandafter\noexpand\csname rplet\roman{axp@rpcounter}%
                                \endcsname
@@ -1012,7 +1051,7 @@ This is a citation in the appendix~\cite{proofsAreHard}.
     \else
       \immediate\write\axp@proofsfile{%
         \noexpand\def\noexpand\axp@tmp{%
-          \noexpand\ref{axp@s\roman{axp@seccounter}}
+          \noexpand\ref{axp@s\roman{axp@seccounter}}%
         }
         \noexpand\axp@section{%
           \noexpand\appendixsectionformat{\protect\noexpand\axp@tmp}%
@@ -1047,6 +1086,9 @@ This is a citation in the appendix~\cite{proofsAreHard}.
 % a separate bibliography for the appendix (unless the |bibliography|
 % option is set to |common|). There is an extra test to
 % ensure an empty bibliography environment is not produced.
+% The name of the bibliography is changed to |\appendixrefname|; in most
+% document classes, it is called |\refname| but it is occasionally
+% (|scrartcl|, |scrreprt|) called |\bibname|.
 %    \begin{macrocode}
     \AtEndDocument{
       \appendixprelim
@@ -1057,7 +1099,11 @@ This is a citation in the appendix~\cite{proofsAreHard}.
         \immediate\closeout\axp@proofsfile
         \input{\jobname.axp}
       \ifthenelse{\equal{\axp@bibliography}{separate}}{
-        \renewcommand{\refname}{\appendixrefname}
+        \ifdefined\refname
+          \renewcommand{\refname}{\appendixrefname}
+        \else\ifdefined\bibname
+          \renewcommand{\bibname}{\appendixrefname}
+        \fi\fi
         \let\axp@oldthebibliography\thebibliography
         \renewcommand\thebibliography[1]{%
           \ifx\relax#1\relax\else\axp@oldthebibliography{#1}\fi}
@@ -1072,23 +1118,29 @@ This is a citation in the appendix~\cite{proofsAreHard}.
 %    \end{macrocode}
 % \subsubsection{Class-Specific Behavior}    
 % We conclude with some class-specific behavior.
-% \begin{macro}{\@getcl@ss}
-% \begin{macro}{\@getclass}
-% \begin{macro}{\@currentclass}
-% We first use a little trick to store the document class in
-% macro |\@currentclass|, from
-% \url{http://tex.stackexchange.com/a/43541}.
+% \paragraph{ACM Document Classes (old versions, till 2017)}
+% \changes{v1.0.4}{2017/03/08}{More faithful theorem style for ACM templates}
+% \changes{v1.0.4}{2017/03/08}{More robust coherent styling of proof sketches}
 %    \begin{macrocode}
-  \def\@getcl@ss#1.cls#2\relax{\def\@currentclass{#1}}
-  \def\@getclass{\expandafter\@getcl@ss\@filelist\relax}
-  \@getclass
+  \ifdefined\@acmtitlebox
 %    \end{macrocode}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-% \paragraph{ACM Document Classes}
+% We first redefine the |proofsketch| environment, which is used
+% differently in the base class.    
 %    \begin{macrocode}
-  \ifdefined\@acmtitlebox
+  \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
+%    \end{macrocode}
+% We adjust the styling of theorems for the needs of \textsf{apxproof}.
+%    \begin{macrocode}  
+  \newtheoremstyle{mystyle}
+    {6pt}
+    {6pt}
+    {\itshape}
+    {10pt}
+    {\scshape}
+    {.}
+    {.5em}
+    {}
+  \theoremstyle{mystyle}
 %    \end{macrocode}
 % \begin{macro}{\thebibliography}
 % \begin{macro}{\refname}
@@ -1125,6 +1177,28 @@ This is a citation in the appendix~\cite{proofsAreHard}.
 %    \begin{macrocode}
   \fi
 %    \end{macrocode}
+% \paragraph{ACM Document Classes (new version)}
+% Again, we adjust the styling of theorems for the needs of \textsf{apxproof}.
+%    \begin{macrocode}
+  \@ifclassloaded{acmart}{  
+%    \end{macrocode}
+%    \begin{macrocode}  
+  \newtheoremstyle{mystyle}
+    {.5\baselineskip\@plus.2\baselineskip
+      \@minus.2\baselineskip}
+    {.5\baselineskip\@plus.2\baselineskip
+      \@minus.2\baselineskip}
+    {\@acmplainbodyfont}
+    {\@acmplainindent}
+    {\@acmplainheadfont}
+    {.}
+    {.5em}
+    {\thmname{#1}\thmnumber{ #2}\thmnote{ {\@acmplainheadfont #3}}}
+  \theoremstyle{mystyle}
+%    \end{macrocode}
+%    \begin{macrocode}
+  }{} 
+%    \end{macrocode}
 % \paragraph{\textsf{lipcs}}
 %    \begin{macrocode}
    \ifdefined\lipics@opterrshort
@@ -1144,6 +1218,20 @@ This is a citation in the appendix~\cite{proofsAreHard}.
 %    \begin{macrocode}
   \fi
 %    \end{macrocode}
+% \paragraph{\textsf{llncs} and other Springer document classes}
+%    \begin{macrocode}
+  \@ifclassloaded{llncs}{
+%    \end{macrocode}
+% \begin{macro}{proofsketch}
+% We first redefine the |proofsketch| environment, which is used
+% differently in the base class.    
+%    \begin{macrocode}
+    \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
+%    \end{macrocode}
+% \end{macro}
+%    \begin{macrocode}
+  }{}
+%     \end{macrocode}
 %    \begin{macrocode}
 }
 %    \end{macrocode}
diff --git a/apxproof.pdf b/apxproof.pdf
index 48ed383..de10c64 100644
Binary files a/apxproof.pdf and b/apxproof.pdf differ
diff --git a/apxproof.sty b/apxproof.sty
index ef8e571..337e4b5 100644
--- a/apxproof.sty
+++ b/apxproof.sty
@@ -27,7 +27,7 @@
 %% 
 \NeedsTeXFormat{LaTeX2e}[2005/12/01]
 \ProvidesPackage{apxproof}
-  [2017/05/31 v1.0.5 Automatic proofs in appendix]
+  [2017/05/31 v1.0.5-dev Automatic proofs in appendix]
 \RequirePackage{bibunits}
 \RequirePackage{environ}
 \RequirePackage{etoolbox}
@@ -72,6 +72,17 @@
   \errmessage{Error: unsupported option bibliography=\axp@bibliography for
   package apxproof}
 }}
+\def\axp@newtheorem{\@ifstar\@@axp@newtheorem\@axp@newtheorem}
+\def\@axp@newtheorem#1#2#3#4{%
+  \ifx\relax#4\relax
+    \newtheorem{#1}[#2]{#3}%
+  \else
+    \newtheorem{#1}{#3}[#4]%
+  \fi
+}
+\def\@@axp@newtheorem#1#2{%
+  \newtheorem*{#1}{#2}%
+}
 \newcommand\newtheoremrep[1]{%
   \@oparg{\axp@newtheoremreptmp{#1}}[]%
 }
@@ -89,33 +100,34 @@
 \newcommand{\appendixbibliographyprelim}{}
 \newcommand{\appendixprelim}{\clearpage\onecolumn}
 \newcommand{\appendixsectionformat}[2]{Proofs for Section~#1 (#2)}
-\ifdefined\@acmtitlebox
-  \newtheoremstyle{mystyle}
-    {6pt}
-    {6pt}
-    {\itshape}
-    {10pt}
-    {\scshape}
-    {.}
-    {.5em}
-    {}
-  \theoremstyle{mystyle}
-  \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
-\fi
-  \@ifclassloaded{llncs}{
-    \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
-  }{}
   \let\axp@oldproof\proof
   \let\endaxp@oldproof\endproof
+   \ifdefined\spnewtheorem
+\def\@axp@newtheorem#1#2#3#4{%
+  \ifx\relax#4\relax
+    \ifx\relax#2\relax
+      \spnewtheorem{#1}{#3}{\bfseries}{\itshape}%
+    \else
+      \spnewtheorem{#1}[#2]{#3}{\bfseries}{\itshape}%
+    \fi
+  \else
+    \spnewtheorem{#1}{#3}[#4]{\bfseries}{\itshape}%
+  \fi
+}
+\def\@@axp@newtheorem#1#2{%
+  \spnewtheorem*{#1}{#2}{\upshape\bfseries}{\itshape}%
+}
+\def\@thmcountersep{.}
+\def\@Opargbegintheorem#1#2#3#4{#4\trivlist
+      \item[\hskip\labelsep{#3#1}]{#3 #2\@thmcounterend\ }}
+\def\@spopargbegintheorem#1#2#3#4#5{\trivlist
+      \item[\hskip\labelsep{#4#1\ #2}]{#4 #3\@thmcounterend\ }#5}
+  \fi
 \ifthenelse{\equal{\axp@appendix}{inline}}{
   \def\axp@newtheoremrep#1[#2]#3[#4]{%
     \expandafter\let\csname #1\endcsname\undefined
     \expandafter\let\csname c@#1\endcsname\undefined
-    \ifx\relax#4\relax
-      \newtheorem{#1}[#2]{#3}%
-    \else
-      \newtheorem{#1}{#3}[#4]%
-    \fi
+    \axp@newtheorem{#1}{#2}{#3}{#4}%
     \NewEnviron{#1rep}[1][]{%
       \begin{#1}[##1]\BODY\end{#1}%
     }
@@ -159,16 +171,16 @@
   \def\axp@newtheoremrep#1[#2]#3[#4]{%
     \expandafter\let\csname #1\endcsname\undefined
     \expandafter\let\csname c@#1\endcsname\undefined
-    \ifx\relax#4\relax
-      \newtheorem{#1}[#2]{#3}%
-    \else
-      \newtheorem{#1}{#3}[#4]%
-    \fi
+    \axp@newtheorem{#1}{#2}{#3}{#4}%
     \expandafter\pretocmd\csname #1\endcsname{\noproofinappendix}{}{}%
-    \newtheorem*{axp@#1rp}{#3}%
+    \axp@newtheorem*{axp@#1rp}{#3}%
     \NewEnviron{#1rep}[1][]{%
       \addtocounter{axp@rpcounter}{1}%
-      \begin{#1}[##1]\label{axp@r\roman{axp@rpcounter}}\BODY\end{#1}%
+      \ifx\relax##1\relax
+        \begin{#1}\label{axp@r\roman{axp@rpcounter}}\BODY\end{#1}%
+      \else
+        \begin{#1}[##1]\label{axp@r\roman{axp@rpcounter}}\BODY\end{#1}%
+      \fi
       \global\toggletrue{axp@seenreptheorem}%
       \global\expandafter\let\csname rplet\roman{axp@rpcounter}%
                              \endcsname
@@ -177,7 +189,7 @@
       \immediate\write\axp@proofsfile{%
         \noexpand\begin{axp@#1rp}
           [\noexpand\ref{axp@r\roman{axp@rpcounter}}%
-           \@ifnotempty{##1}{ \noexpand##1}]%
+           \@ifnotempty{##1}{ \unexpanded{##1}}]%
           \noexpand\let\noexpand\label\noexpand\@gobble%
           \expandafter\noexpand\csname rplet\roman{axp@rpcounter}%
                                \endcsname
@@ -253,7 +265,7 @@
     \else
       \immediate\write\axp@proofsfile{%
         \noexpand\def\noexpand\axp@tmp{%
-          \noexpand\ref{axp@s\roman{axp@seccounter}}
+          \noexpand\ref{axp@s\roman{axp@seccounter}}%
         }
         \noexpand\axp@section{%
           \noexpand\appendixsectionformat{\protect\noexpand\axp@tmp}%
@@ -278,7 +290,11 @@
         \immediate\closeout\axp@proofsfile
         \input{\jobname.axp}
       \ifthenelse{\equal{\axp@bibliography}{separate}}{
-        \renewcommand{\refname}{\appendixrefname}
+        \ifdefined\refname
+          \renewcommand{\refname}{\appendixrefname}
+        \else\ifdefined\bibname
+          \renewcommand{\bibname}{\appendixrefname}
+        \fi\fi
         \let\axp@oldthebibliography\thebibliography
         \renewcommand\thebibliography[1]{%
           \ifx\relax#1\relax\else\axp@oldthebibliography{#1}\fi}
@@ -288,10 +304,18 @@
       }{}
     }
   }{}
-  \def\@getcl@ss#1.cls#2\relax{\def\@currentclass{#1}}
-  \def\@getclass{\expandafter\@getcl@ss\@filelist\relax}
-  \@getclass
   \ifdefined\@acmtitlebox
+  \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
+  \newtheoremstyle{mystyle}
+    {6pt}
+    {6pt}
+    {\itshape}
+    {10pt}
+    {\scshape}
+    {.}
+    {.5em}
+    {}
+  \theoremstyle{mystyle}
     \patchcmd{\thebibliography}{References}{\protect\refname}{}{}
     \patchcmd{\thebibliography}{References}{\protect\refname}{}{}
     \newcommand{\refname}{REFERENCES}
@@ -304,12 +328,29 @@
       \label{axp@s\roman{axp@seccounter}}%
     }
   \fi
+  \@ifclassloaded{acmart}{
+  \newtheoremstyle{mystyle}
+    {.5\baselineskip\@plus.2\baselineskip
+      \@minus.2\baselineskip}
+    {.5\baselineskip\@plus.2\baselineskip
+      \@minus.2\baselineskip}
+    {\@acmplainbodyfont}
+    {\@acmplainindent}
+    {\@acmplainheadfont}
+    {.}
+    {.5em}
+    {\thmname{#1}\thmnumber{ #2}\thmnote{ {\@acmplainheadfont #3}}}
+  \theoremstyle{mystyle}
+  }{}
    \ifdefined\lipics@opterrshort
     \renewcommand{\appendixbibliographyprelim}{%
       \global\let\@oldbiblabel\@biblabel
       \def\@biblabel{\hspace*{-2em}\small\@oldbiblabel}%
     }
   \fi
+  \@ifclassloaded{llncs}{
+    \renewenvironment{proofsketch}{\begin{axp@oldproof}[sketch]}{\end{axp@oldproof}}
+  }{}
 }
 \endinput
 %%
diff --git a/examples/acmart/acmart.cls b/examples/acmart/acmart.cls
new file mode 100644
index 0000000..41d1d7f
--- /dev/null
+++ b/examples/acmart/acmart.cls
@@ -0,0 +1,2569 @@
+%%
+%% This is file `acmart.cls',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% acmart.dtx  (with options: `class')
+%% 
+%% IMPORTANT NOTICE:
+%% 
+%% For the copyright see the source file.
+%% 
+%% Any modified versions of this file must be renamed
+%% with new filenames distinct from acmart.cls.
+%% 
+%% For distribution of the original source see the terms
+%% for copying and modification in the file acmart.dtx.
+%% 
+%% This generated file may be distributed as long as the
+%% original source files, as listed above, are part of the
+%% same distribution. (The sources need not necessarily be
+%% in the same archive or directory.)
+%% \CharacterTable
+%%  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
+%%   Lower-case    \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
+%%   Digits        \0\1\2\3\4\5\6\7\8\9
+%%   Exclamation   \!     Double quote  \"     Hash (number) \#
+%%   Dollar        \$     Percent       \%     Ampersand     \&
+%%   Acute accent  \'     Left paren    \(     Right paren   \)
+%%   Asterisk      \*     Plus          \+     Comma         \,
+%%   Minus         \-     Point         \.     Solidus       \/
+%%   Colon         \:     Semicolon     \;     Less than     \<
+%%   Equals        \=     Greater than  \>     Question mark \?
+%%   Commercial at \@     Left bracket  \[     Backslash     \\
+%%   Right bracket \]     Circumflex    \^     Underscore    \_
+%%   Grave accent  \`     Left brace    \{     Vertical bar  \|
+%%   Right brace   \}     Tilde         \~}
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesClass{acmart}
+[2018/01/24 v1.49 Typesetting articles for the Association for
+Computing Machinery]
+\def\@classname{acmart}
+\InputIfFileExists{acmart-preload-hook.tex}{%
+  \ClassWarning{\@classname}{%
+    I am loading acmart-preload-hook.tex. You are fully responsible
+    for any problems from now on.}}{}
+\RequirePackage{xkeyval}
+\RequirePackage{xstring}
+\define@choicekey*+{acmart.cls}{format}[\ACM@format\ACM@format@nr]{%
+  manuscript, acmsmall, acmlarge, acmtog, sigconf, siggraph,
+  sigplan, sigchi, sigchi-a}[manuscript]{}{%
+  \ClassError{\@classname}{The option format must be manuscript,
+    acmsmall, acmlarge, acmtog, sigconf, siggraph,
+    sigplan, sigchi or sigchi-a}}
+\def\@DeclareACMFormat#1{\DeclareOptionX{#1}{\setkeys{acmart.cls}{format=#1}}}
+\@DeclareACMFormat{manuscript}
+\@DeclareACMFormat{acmsmall}
+\@DeclareACMFormat{acmlarge}
+\@DeclareACMFormat{acmtog}
+\@DeclareACMFormat{sigconf}
+\@DeclareACMFormat{siggraph}
+\@DeclareACMFormat{sigplan}
+\@DeclareACMFormat{sigchi}
+\@DeclareACMFormat{sigchi-a}
+\ExecuteOptionsX{format}
+\define@boolkey+{acmart.cls}[@ACM@]{screen}[true]{%
+  \if@ACM@screen
+    \PackageInfo{\@classname}{Using screen mode}%
+  \else
+    \PackageInfo{\@classname}{Not using screen mode}%
+  \fi}{\PackageError{\@classname}{The option screen can be either true or
+    false}}
+\ExecuteOptionsX{screen=false}
+\define@boolkey+{acmart.cls}[@ACM@]{acmthm}[true]{%
+  \if@ACM@acmthm
+    \PackageInfo{\@classname}{Requiring acmthm}%
+  \else
+    \PackageInfo{\@classname}{Suppressing acmthm}%
+  \fi}{\PackageError{\@classname}{The option acmthm can be either true or
+    false}}
+\ExecuteOptionsX{acmthm=true}
+\define@boolkey+{acmart.cls}[@ACM@]{review}[true]{%
+  \if@ACM@review
+    \PackageInfo{\@classname}{Using review mode}%
+    \AtBeginDocument{\@ACM@printfoliostrue}%
+  \else
+    \PackageInfo{\@classname}{Not using review mode}%
+  \fi}{\PackageError{\@classname}{The option review can be either true or
+    false}}
+\ExecuteOptionsX{review=false}
+\define@boolkey+{acmart.cls}[@ACM@]{authorversion}[true]{%
+  \if@ACM@authorversion
+    \PackageInfo{\@classname}{Using authorversion mode}%
+  \else
+    \PackageInfo{\@classname}{Not using authorversion mode}%
+  \fi}{\PackageError{\@classname}{The option authorversion can be either true or
+    false}}
+\ExecuteOptionsX{authorversion=false}
+\define@boolkey+{acmart.cls}[@ACM@]{natbib}[true]{%
+  \if@ACM@natbib
+    \PackageInfo{\@classname}{Explicitly selecting natbib mode}%
+  \else
+    \PackageInfo{\@classname}{Explicitly deselecting natbib mode}%
+  \fi}{\PackageError{\@classname}{The option natbib can be either true or
+    false}}
+\ExecuteOptionsX{natbib=true}
+\define@boolkey+{acmart.cls}[@ACM@]{anonymous}[true]{%
+  \if@ACM@anonymous
+    \PackageInfo{\@classname}{Using anonymous mode}%
+  \else
+    \PackageInfo{\@classname}{Not using anonymous mode}%
+  \fi}{\PackageError{\@classname}{The option anonymous can be either true or
+    false}}
+\ExecuteOptionsX{anonymous=false}
+\define@boolkey+{acmart.cls}[@ACM@]{timestamp}[true]{%
+  \if@ACM@timestamp
+    \PackageInfo{\@classname}{Using timestamp mode}%
+  \else
+    \PackageInfo{\@classname}{Not using timestamp mode}%
+  \fi}{\PackageError{\@classname}{The option timestamp can be either true or
+    false}}
+\ExecuteOptionsX{timestamp=false}
+\define@boolkey+{acmart.cls}[@ACM@]{authordraft}[true]{%
+  \if@ACM@authordraft
+    \PackageInfo{\@classname}{Using authordraft mode}%
+    \@ACM@timestamptrue
+    \@ACM@reviewtrue
+  \else
+    \PackageInfo{\@classname}{Not using authordraft mode}%
+  \fi}{\PackageError{\@classname}{The option authordraft can be either true or
+    false}}
+\ExecuteOptionsX{authordraft=false}
+\def\ACM@fontsize{}
+\DeclareOptionX{9pt}{\edef\ACM@fontsize{\CurrentOption}}
+\DeclareOptionX{10pt}{\edef\ACM@fontsize{\CurrentOption}}
+\DeclareOptionX{11pt}{\edef\ACM@fontsize{\CurrentOption}}
+\DeclareOptionX{12pt}{\edef\ACM@fontsize{\CurrentOption}}
+\DeclareOptionX{draft}{\PassOptionsToClass{\CurrentOption}{amsart}}
+\DeclareOptionX{*}{\PassOptionsToClass{\CurrentOption}{amsart}}
+\ProcessOptionsX
+\ClassInfo{\@classname}{Using format \ACM@format, number \ACM@format@nr}
+\newif\if@ACM@manuscript
+\newif\if@ACM@journal
+\newif\if@ACM@sigchiamode
+\ifnum\ACM@format@nr=5\relax % siggraph
+  \ClassWarning{\@classname}{The format siggraph is now obsolete.
+    I am switching to sigconf.}
+  \setkeys{acmart.cls}{format=sigconf}
+\fi
+\ifnum\ACM@format@nr=0\relax
+  \@ACM@manuscripttrue
+\else
+  \@ACM@manuscriptfalse
+\fi
+\@ACM@sigchiamodefalse
+\ifcase\ACM@format@nr
+\relax % manuscript
+  \@ACM@journaltrue
+\or % acmsmall
+  \@ACM@journaltrue
+\or % acmlarge
+  \@ACM@journaltrue
+\or % acmtog
+  \@ACM@journaltrue
+\or % sigconf
+  \@ACM@journalfalse
+\or % siggraph
+  \@ACM@journalfalse
+ \or % sigplan
+  \@ACM@journalfalse
+ \or % sigchi
+  \@ACM@journalfalse
+\or % sigchi-a
+  \@ACM@journalfalse
+  \@ACM@sigchiamodetrue
+\fi
+\ifx\ACM@fontsize\@empty
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \def\ACM@fontsize{9pt}%
+  \or % acmsmall
+    \def\ACM@fontsize{10pt}%
+  \or % acmlarge
+    \def\ACM@fontsize{10pt}%
+  \or % acmtog
+    \def\ACM@fontsize{9pt}%
+  \or % sigconf
+    \def\ACM@fontsize{9pt}%
+  \or % siggraph
+    \def\ACM@fontsize{9pt}%
+   \or % sigplan
+    \def\ACM@fontsize{10pt}%
+   \or % sigchi
+    \def\ACM@fontsize{10pt}%
+  \or % sigchi-a
+    \def\ACM@fontsize{10pt}%
+  \fi
+\fi
+\ClassInfo{\@classname}{Using fontsize \ACM@fontsize}
+\LoadClass[\ACM@fontsize, reqno]{amsart}
+\RequirePackage{microtype}
+\RequirePackage{etoolbox}
+\RequirePackage{refcount}
+\RequirePackage{totpages}
+\RequirePackage{environ}
+\if@ACM@manuscript
+\RequirePackage{setspace}
+\onehalfspacing
+\fi
+\RequirePackage{textcase}
+\if@ACM@natbib
+  \RequirePackage{natbib}
+  \renewcommand{\bibsection}{%
+     \section*{\refname}%
+     \phantomsection\addcontentsline{toc}{section}{\refname}%
+  }
+  \renewcommand{\bibfont}{\bibliofont}
+  \renewcommand\setcitestyle[1]{
+  \@for\@tempa:=#1\do
+  {\def\@tempb{round}\ifx\@tempa\@tempb
+     \renewcommand\NAT@open{(}\renewcommand\NAT@close{)}\fi
+   \def\@tempb{square}\ifx\@tempa\@tempb
+     \renewcommand\NAT@open{[}\renewcommand\NAT@close{]}\fi
+   \def\@tempb{angle}\ifx\@tempa\@tempb
+     \renewcommand\NAT@open{$<$}\renewcommand\NAT@close{$>$}\fi
+   \def\@tempb{curly}\ifx\@tempa\@tempb
+     \renewcommand\NAT@open{\{}\renewcommand\NAT@close{\}}\fi
+   \def\@tempb{semicolon}\ifx\@tempa\@tempb
+     \renewcommand\NAT@sep{;}\fi
+   \def\@tempb{colon}\ifx\@tempa\@tempb
+     \renewcommand\NAT@sep{;}\fi
+   \def\@tempb{comma}\ifx\@tempa\@tempb
+     \renewcommand\NAT@sep{,}\fi
+   \def\@tempb{authoryear}\ifx\@tempa\@tempb
+     \NAT@numbersfalse\fi
+   \def\@tempb{numbers}\ifx\@tempa\@tempb
+     \NAT@numberstrue\NAT@superfalse\fi
+   \def\@tempb{super}\ifx\@tempa\@tempb
+     \NAT@numberstrue\NAT@supertrue\fi
+   \def\@tempb{nobibstyle}\ifx\@tempa\@tempb
+     \let\bibstyle=\@gobble\fi
+   \def\@tempb{bibstyle}\ifx\@tempa\@tempb
+     \let\bibstyle=\@citestyle\fi
+   \def\@tempb{sort}\ifx\@tempa\@tempb
+     \def\NAT@sort{\@ne}\fi
+   \def\@tempb{nosort}\ifx\@tempa\@tempb
+     \def\NAT@sort{\z@}\fi
+   \def\@tempb{compress}\ifx\@tempa\@tempb
+     \def\NAT@cmprs{\@ne}\fi
+   \def\@tempb{nocompress}\ifx\@tempa\@tempb
+     \def\NAT@cmprs{\@z}\fi
+   \def\@tempb{sort&compress}\ifx\@tempa\@tempb
+     \def\NAT@sort{\@ne}\def\NAT@cmprs{\@ne}\fi
+   \def\@tempb{mcite}\ifx\@tempa\@tempb
+     \let\NAT@merge\@ne\fi
+   \def\@tempb{merge}\ifx\@tempa\@tempb
+     \@ifnum{\NAT@merge<\tw@}{\let\NAT@merge\tw@}{}\fi
+   \def\@tempb{elide}\ifx\@tempa\@tempb
+     \@ifnum{\NAT@merge<\thr@@}{\let\NAT@merge\thr@@}{}\fi
+   \def\@tempb{longnamesfirst}\ifx\@tempa\@tempb
+     \NAT@longnamestrue\fi
+   \def\@tempb{nonamebreak}\ifx\@tempa\@tempb
+     \def\NAT@nmfmt#1{\mbox{\NAT@up#1}}\fi
+   \expandafter\NAT@find@eq\@tempa=\relax\@nil
+   \if\@tempc\relax\else
+     \expandafter\NAT@rem@eq\@tempc
+     \def\@tempb{open}\ifx\@tempa\@tempb
+      \xdef\NAT@open{\@tempc}\fi
+     \def\@tempb{close}\ifx\@tempa\@tempb
+      \xdef\NAT@close{\@tempc}\fi
+     \def\@tempb{aysep}\ifx\@tempa\@tempb
+      \xdef\NAT@aysep{\@tempc}\fi
+     \def\@tempb{yysep}\ifx\@tempa\@tempb
+      \xdef\NAT@yrsep{\@tempc}\fi
+     \def\@tempb{notesep}\ifx\@tempa\@tempb
+      \xdef\NAT@cmt{\@tempc}\fi
+     \def\@tempb{citesep}\ifx\@tempa\@tempb
+      \xdef\NAT@sep{\@tempc}\fi
+   \fi
+  }%
+  \NAT@@setcites
+  }
+  \renewcommand\citestyle[1]{%
+    \ifcsname bibstyle@#1\endcsname%
+    \csname bibstyle@#1\endcsname\let\bibstyle\@gobble%
+    \else%
+    \@latex@error{Undefined `#1' citestyle}%
+    \fi
+  }%
+\fi
+\newcommand{\bibstyle@acmauthoryear}{%
+  \setcitestyle{%
+    authoryear,%
+    open={[},close={]},citesep={;},%
+    aysep={},yysep={,},%
+    notesep={, }}}
+\newcommand{\bibstyle@acmnumeric}{%
+  \setcitestyle{%
+    numbers,sort&compress,%
+    open={[},close={]},citesep={,},%
+    notesep={, }}}
+\if@ACM@natbib
+\citestyle{acmnumeric}
+\fi
+\def\@startsection#1#2#3#4#5#6{%
+  \if@noskipsec \leavevmode \fi
+  \par
+  \@tempskipa #4\relax
+  \@afterindenttrue
+  \ifdim \@tempskipa <\z@
+    \@tempskipa -\@tempskipa \@afterindentfalse
+  \fi
+  \if@nobreak
+    \everypar{}%
+  \else
+    \addpenalty\@secpenalty\addvspace\@tempskipa
+  \fi
+  \@ifstar
+    {\@ssect{#3}{#4}{#5}{#6}}%
+    {\@dblarg{\@sect{#1}{#2}{#3}{#4}{#5}{#6}}}}
+\def\@sect#1#2#3#4#5#6[#7]#8{%
+  \edef\@toclevel{\ifnum#2=\@m 0\else\number#2\fi}%
+  \ifnum #2>\c@secnumdepth
+    \let\@svsec\@empty
+  \else
+    \refstepcounter{#1}%
+    \protected@edef\@svsec{\@seccntformat{#1}\relax}%
+  \fi
+  \@tempskipa #5\relax
+  \ifdim \@tempskipa>\z@
+    \begingroup
+      #6{%
+        \@hangfrom{\hskip #3\relax\@svsec}%
+          \interlinepenalty \@M #8\@@par}%
+    \endgroup
+    \csname #1mark\endcsname{#7}%
+    \ifnum #2>\c@secnumdepth \else
+        \@tochangmeasure{\csname the#1\endcsname}%
+    \fi
+    \addcontentsline{toc}{#1}{%
+      \ifnum #2>\c@secnumdepth \else
+        \protect\numberline{\csname the#1\endcsname}%
+      \fi
+      #7}%
+  \else
+    \def\@svsechd{%
+      #6{\hskip #3\relax
+      \@svsec #8}%
+      \csname #1mark\endcsname{#7}%
+      \ifnum #2>\c@secnumdepth \else
+        \@tochangmeasure{\csname the#1\endcsname\space}%
+      \fi
+      \addcontentsline{toc}{#1}{%
+        \ifnum #2>\c@secnumdepth \else
+          \protect\numberline{\csname the#1\endcsname}%
+        \fi
+        #7}}%
+  \fi
+  \@xsect{#5}}
+\def\@xsect#1{%
+  \@tempskipa #1\relax
+  \ifdim \@tempskipa>\z@
+    \par \nobreak
+    \vskip \@tempskipa
+    \@afterheading
+  \else
+    \@nobreakfalse
+    \global\@noskipsectrue
+    \everypar{%
+      \if@noskipsec
+        \global\@noskipsecfalse
+       {\setbox\z@\lastbox}%
+        \clubpenalty\@M
+        \begingroup \@svsechd \endgroup
+        \unskip
+        \@tempskipa #1\relax
+        \hskip -\@tempskipa
+      \else
+        \clubpenalty \@clubpenalty
+        \everypar{}%
+      \fi}%
+  \fi
+  \ignorespaces}
+\def\@seccntformat#1{\csname the#1\endcsname\quad}
+\def\@ssect#1#2#3#4#5{%
+  \@tempskipa #3\relax
+  \ifdim \@tempskipa>\z@
+    \begingroup
+      #4{%
+        \@hangfrom{\hskip #1}%
+          \interlinepenalty \@M #5\@@par}%
+    \endgroup
+  \else
+    \def\@svsechd{#4{\hskip #1\relax #5}}%
+  \fi
+  \@xsect{#3}}
+\def\@starttoc#1#2{\begingroup\makeatletter
+  \setTrue{#1}%
+  \par\removelastskip\vskip\z@skip
+  \@startsection{section}\@M\z@{\linespacing\@plus\linespacing}%
+    {.5\linespacing}{\centering\contentsnamefont}{#2}%
+  \@input{\jobname.#1}%
+  \if@filesw
+    \@xp\newwrite\csname tf@#1\endcsname
+    \immediate\@xp\openout\csname tf@#1\endcsname \jobname.#1\relax
+  \fi
+  \global\@nobreakfalse \endgroup
+  \addvspace{32\p@\@plus14\p@}%
+}
+\def\l@section{\@tocline{1}{0pt}{1pc}{2pc}{}}
+\def\l@subsection{\@tocline{2}{0pt}{1pc}{3pc}{}}
+\def\l@subsubsection{\@tocline{2}{0pt}{1pc}{5pc}{}}
+\let\@footnotemark@nolink\@footnotemark
+\let\@footnotetext@nolink\@footnotetext
+\RequirePackage[bookmarksnumbered,unicode]{hyperref}
+\pdfstringdefDisableCommands{%
+  \def\unskip{}%
+  \def\textbullet{- }%
+  \def\textrightarrow{ -> }%
+  \def\footnotemark{}%
+}
+\urlstyle{rm}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+\or % acmtog
+\or % sigconf
+\or % siggraph
+\or % sigplan
+  \urlstyle{sf}
+\or % sigchi
+\or % sigchi-a
+  \urlstyle{sf}
+\fi
+\AtEndPreamble{%
+  \if@ACM@screen
+    \hypersetup{colorlinks,
+      linkcolor=ACMRed,
+      citecolor=ACMPurple,
+      urlcolor=ACMDarkBlue,
+      filecolor=ACMDarkBlue}
+    \else
+    \hypersetup{hidelinks}
+  \fi}
+\if@ACM@natbib
+  \let\citeN\cite
+  \let\cite\citep
+  \let\citeANP\citeauthor
+  \let\citeNN\citeyearpar
+  \let\citeyearNP\citeyear
+  \let\citeNP\citealt
+  \DeclareRobustCommand\citeA
+     {\begingroup\NAT@swafalse
+       \let\NAT@ctype\@ne\NAT@partrue\NAT@fullfalse\NAT@open\NAT@citetp}%
+  \providecommand\newblock{}%
+\else
+  \AtBeginDocument{%
+    \let\shortcite\cite%
+    \providecommand\citename[1]{#1}}
+\fi
+\newcommand\shortcite[2][]{%
+  \ifNAT@numbers\cite[#1]{#2}\else\citeyearpar[#1]{#2}\fi}
+\def\bibliographystyle#1{%
+  \ifx\@begindocumenthook\@undefined\else
+    \expandafter\AtBeginDocument
+  \fi
+    {\if@filesw
+       \immediate\write\@auxout{\string\bibstyle{#1}}%
+     \fi}}
+\RequirePackage{graphicx}
+\RequirePackage[prologue]{xcolor}
+\definecolor[named]{ACMBlue}{cmyk}{1,0.1,0,0.1}
+\definecolor[named]{ACMYellow}{cmyk}{0,0.16,1,0}
+\definecolor[named]{ACMOrange}{cmyk}{0,0.42,1,0.01}
+\definecolor[named]{ACMRed}{cmyk}{0,0.90,0.86,0}
+\definecolor[named]{ACMLightBlue}{cmyk}{0.49,0.01,0,0}
+\definecolor[named]{ACMGreen}{cmyk}{0.20,0,1,0.19}
+\definecolor[named]{ACMPurple}{cmyk}{0.55,1,0,0.15}
+\definecolor[named]{ACMDarkBlue}{cmyk}{1,0.58,0,0.21}
+\if@ACM@authordraft
+  \RequirePackage{draftwatermark}
+  \SetWatermarkFontSize{0.5in}
+  \SetWatermarkColor[gray]{.9}
+  \SetWatermarkText{\parbox{12em}{\centering
+      Unpublished working draft.\\
+      Not for distribution.}}
+\fi
+\RequirePackage{geometry}
+\ifcase\ACM@format@nr
+\relax % manuscript
+   \geometry{letterpaper,head=13pt,
+   marginparwidth=6pc,heightrounded}%
+\or % acmsmall
+   \geometry{twoside=true,
+     includeheadfoot, head=13pt, foot=2pc,
+     paperwidth=6.75in, paperheight=10in,
+     top=58pt, bottom=44pt, inner=46pt, outer=46pt,
+     marginparwidth=2pc,heightrounded
+   }%
+\or % acmlarge
+   \geometry{twoside=true, head=13pt, foot=2pc,
+     paperwidth=8.5in, paperheight=11in,
+     includeheadfoot,
+     top=78pt, bottom=114pt, inner=81pt, outer=81pt,
+     marginparwidth=4pc,heightrounded
+     }%
+\or % acmtog
+   \geometry{twoside=true, head=13pt, foot=2pc,
+     paperwidth=8.5in, paperheight=11in,
+     includeheadfoot, columnsep=24pt,
+     top=52pt, bottom=75pt, inner=52pt, outer=52pt,
+     marginparwidth=2pc,heightrounded
+     }%
+\or % sigconf
+   \geometry{twoside=true, head=13pt,
+     paperwidth=8.5in, paperheight=11in,
+     includeheadfoot, columnsep=2pc,
+     top=57pt, bottom=73pt, inner=54pt, outer=54pt,
+     marginparwidth=2pc,heightrounded
+     }%
+\or % siggraph
+   \geometry{twoside=true, head=13pt,
+     paperwidth=8.5in, paperheight=11in,
+     includeheadfoot, columnsep=2pc,
+     top=57pt, bottom=73pt, inner=54pt, outer=54pt,
+     marginparwidth=2pc,heightrounded
+     }%
+\or % sigplan
+   \geometry{twoside=true, head=13pt,
+     paperwidth=8.5in, paperheight=11in,
+     includeheadfoot=false, columnsep=2pc,
+     top=1in, bottom=1in, inner=0.75in, outer=0.75in,
+     marginparwidth=2pc,heightrounded
+     }%
+\or % sigchi
+   \geometry{twoside=true, head=13pt,
+     paperwidth=8.5in, paperheight=11in,
+     includeheadfoot, columnsep=2pc,
+     top=66pt, bottom=73pt, inner=54pt, outer=54pt,
+     marginparwidth=2pc,heightrounded
+     }%
+\or % sigchi-a
+   \geometry{twoside=false, head=13pt,
+     paperwidth=11in, paperheight=8.5in,
+     includeheadfoot, marginparsep=72pt,
+     marginparwidth=170pt, columnsep=20pt,
+     top=72pt, bottom=72pt, left=314pt, right=72pt
+     }%
+     \@mparswitchfalse
+     \reversemarginpar
+\fi
+\setlength\parindent{10\p@}
+\setlength\parskip{\z@}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+\or % acmtog
+  \setlength\parindent{9\p@}%
+\or % sigconf
+\or % siggraph
+\or % sigplan
+\or % sigchi
+\or % sigchi-a
+\fi
+\setlength\normalparindent{\parindent}
+\def\copyrightpermissionfootnoterule{\kern-3\p@
+  \hrule \@width \columnwidth \kern 2.6\p@}
+\RequirePackage{manyfoot}
+\SelectFootnoteRule[2]{copyrightpermission}
+\DeclareNewFootnote{authorsaddresses}
+\SelectFootnoteRule[2]{copyrightpermission}
+\DeclareNewFootnote{copyrightpermission}
+\def\footnoterule{\kern-3\p@
+  \hrule \@width 4pc \kern 2.6\p@}
+\def\endminipage{%
+    \par
+    \unskip
+    \ifvoid\@mpfootins\else
+      \vskip\skip\@mpfootins
+      \normalcolor
+      \unvbox\@mpfootins
+    \fi
+    \@minipagefalse
+  \color@endgroup
+  \egroup
+  \expandafter\@iiiparbox\@mpargs{\unvbox\@tempboxa}}
+\def\@makefntext{\noindent\@makefnmark}
+\if@ACM@sigchiamode
+\long\def\@footnotetext#1{\marginpar{%
+    \reset@font\small
+    \interlinepenalty\interfootnotelinepenalty
+    \protected@edef\@currentlabel{%
+       \csname p@footnote\endcsname\@thefnmark
+    }%
+    \color@begingroup
+      \@makefntext{%
+        \rule\z@\footnotesep\ignorespaces#1\@finalstrut\strutbox}%
+    \color@endgroup}}%
+\fi
+\long\def\@mpfootnotetext#1{%
+  \global\setbox\@mpfootins\vbox{%
+    \unvbox\@mpfootins
+    \reset@font\footnotesize
+    \hsize\columnwidth
+    \@parboxrestore
+    \protected@edef\@currentlabel
+         {\csname p@mpfootnote\endcsname\@thefnmark}%
+    \color@begingroup\centering
+      \@makefntext{%
+        \rule\z@\footnotesep\ignorespaces#1\@finalstrut\strutbox}%
+    \color@endgroup}}
+\def\@makefnmark{\hbox{\@textsuperscript{\normalfont\@thefnmark}}}
+\def\@textbottom{\vskip \z@ \@plus 1pt}
+\let\@texttop\relax
+\RequirePackage{iftex}
+\ifPDFTeX
+\input{glyphtounicode}
+\pdfglyphtounicode{f_f}{FB00}
+\pdfglyphtounicode{f_f_i}{FB03}
+\pdfglyphtounicode{f_f_l}{FB04}
+\pdfglyphtounicode{f_i}{FB01}
+\pdfglyphtounicode{t_t}{00740074}
+\pdfglyphtounicode{f_t}{00660074}
+\pdfglyphtounicode{T_h}{00540068}
+\pdfgentounicode=1
+\fi
+\RequirePackage{cmap}
+\newif\if@ACM@newfonts
+\@ACM@newfontstrue
+\IfFileExists{libertine.sty}{}{\ClassWarning{\@classname}{You do not
+    have the libertine package installed.  Please upgrade your
+    TeX}\@ACM@newfontsfalse}
+\IfFileExists{zi4.sty}{}{\ClassWarning{\@classname}{You do not
+    have the zi4 package installed.  Please upgrade your
+    TeX}\@ACM@newfontsfalse}
+\IfFileExists{newtxmath.sty}{}{\ClassWarning{\@classname}{You do not
+    have the newtxmath package installed.  Please upgrade your
+    TeX}\@ACM@newfontsfalse}
+\if@ACM@newfonts
+\RequirePackage[tt=false, type1=true]{libertine}
+\RequirePackage[varqu]{zi4}
+\RequirePackage[libertine]{newtxmath}
+\RequirePackage[T1]{fontenc}
+\fi
+\let\liningnums\@undefined
+\AtEndPreamble{%
+  \DeclareTextFontCommand{\liningnums}{\libertineLF}}
+\if@ACM@sigchiamode
+  \renewcommand{\familydefault}{\sfdefault}
+\fi
+\RequirePackage{caption, float}
+\captionsetup[table]{position=top}
+\if@ACM@journal
+  \captionsetup{labelfont={sf, small},
+    textfont={sf, small}, margin=\z@}
+  \captionsetup[figure]{name={Fig.}}
+\else
+  \captionsetup{labelfont={bf},
+    textfont={bf}, labelsep=colon, margin=\z@}
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+  \or % acmsmall
+  \or % acmlarge
+  \or % acmtog
+  \or % sigconf
+  \or % siggraph
+    \captionsetup{textfont={it}}
+  \or % sigplan
+    \captionsetup{labelfont={bf},
+      textfont={normalfont}, labelsep=period, margin=\z@}
+  \or % sigchi
+    \captionsetup[figure]{labelfont={bf, small},
+      textfont={bf, small}}
+  \or % sigchi-a
+    \captionsetup[figure]{labelfont={bf, small},
+      textfont={bf, small}}
+  \fi
+\fi
+\newfloat{sidebar}{}{sbar}
+\floatname{sidebar}{Sidebar}
+\renewenvironment{sidebar}{\Collect@Body\@sidebar}{}
+\long\def\@sidebar#1{\bgroup\captionsetup{type=sidebar}%
+  \marginpar{\small#1}\egroup}
+\newenvironment{marginfigure}{\Collect@Body\@marginfigure}{}
+\long\def\@marginfigure#1{\bgroup\captionsetup{type=figure}%
+  \marginpar{\centering\small#1}\egroup}
+\newenvironment{margintable}{\Collect@Body\@margintable}{}
+\long\def\@margintable#1{\bgroup\captionsetup{type=table}%
+  \marginpar{\centering\small#1}\egroup}
+\newdimen\fulltextwidth
+\fulltextwidth=\dimexpr(\textwidth+\marginparwidth+\marginparsep)
+\if@ACM@sigchiamode
+\def\@dblfloat{\bgroup\columnwidth=\fulltextwidth
+  \let\@endfloatbox\@endwidefloatbox
+  \def\@fpsadddefault{\def\@fps{tp}}%
+  \@float}
+\fi
+\if@ACM@sigchiamode
+\def\end@dblfloat{%
+    \end@float\egroup}
+\fi
+\def\@endwidefloatbox{%
+  \par\vskip\z@skip
+  \@minipagefalse
+  \outer@nobreak
+  \egroup
+  \color@endbox
+  \global\setbox\@currbox=\vbox{\moveleft
+    \dimexpr(\fulltextwidth-\textwidth)\box\@currbox}%
+  \wd\@currbox=\textwidth
+}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+\or % acmtog
+\or % sigconf
+\or % siggraph
+\or % sigplan
+\def\labelenumi{\theenumi.}
+\def\labelenumii{\theenumii.}
+\def\labelenumiii{\theenumiii.}
+\def\labelenumiv{\theenumiv.}
+\or % sigchi
+\or % sigchi-a
+\fi
+\newdimen\@ACM@labelwidth
+\AtBeginDocument{%
+  \setlength\labelsep{4pt}
+  \setlength{\@ACM@labelwidth}{6.5pt}
+
+  %% First-level list: when beginning after the first line of an
+  %% indented paragraph or ending before an indented paragraph, labels
+  %% should not hang to the left of the preceding/following text.
+  \setlength\leftmargini{\z@}
+  \addtolength\leftmargini{\parindent}
+  \addtolength\leftmargini{2\labelsep}
+  \addtolength\leftmargini{\@ACM@labelwidth}
+
+  %% Second-level and higher lists.
+  \setlength\leftmarginii{\z@}
+  \addtolength\leftmarginii{0.5\labelsep}
+  \addtolength\leftmarginii{\@ACM@labelwidth}
+  \setlength\leftmarginiii{\leftmarginii}
+  \setlength\leftmarginiv{\leftmarginiii}
+  \setlength\leftmarginv{\leftmarginiv}
+  \setlength\leftmarginvi{\leftmarginv}
+  \@listi}
+\newskip\listisep
+\listisep\smallskipamount
+\def\@listI{\leftmargin\leftmargini
+  \labelwidth\leftmargini \advance\labelwidth-\labelsep
+  \listparindent\z@
+  \topsep\listisep}
+\let\@listi\@listI
+\def\@listii{\leftmargin\leftmarginii
+  \labelwidth\leftmarginii \advance\labelwidth-\labelsep
+  \topsep\z@skip}
+\def\@listiii{\leftmargin\leftmarginiii
+  \labelwidth\leftmarginiii \advance\labelwidth-\labelsep}
+\def\@listiv{\leftmargin\leftmarginiv
+  \labelwidth\leftmarginiv \advance\labelwidth-\labelsep}
+\def\@listv{\leftmargin\leftmarginv
+  \labelwidth\leftmarginv \advance\labelwidth-\labelsep}
+\def\@listvi{\leftmargin\leftmarginvi
+  \labelwidth\leftmarginvi \advance\labelwidth-\labelsep}
+\renewcommand{\descriptionlabel}[1]{\upshape\bfseries #1}
+\renewenvironment{description}{\list{}{%
+    \labelwidth\@ACM@labelwidth
+    \let\makelabel\descriptionlabel}%
+}{
+  \endlist
+}
+\let\enddescription=\endlist % for efficiency
+\define@choicekey*+{ACM}{acmJournal}[\@journalCode\@journalCode@nr]{%
+  CIE,%
+  CSUR,%
+  DTRAP,%
+  IMWUT,%
+  JACM,%
+  JDIQ,%
+  JEA,%
+  JERIC,%
+  JETC,%
+  JOCCH,%
+  PACMHCI,%
+  PACMPL,%
+  POMACS,%
+  TAAS,%
+  TACCESS,%
+  TACO,%
+  TALG,%
+  TALLIP,%
+  TAP,%
+  TCPS,%
+  TEAC,%
+  TECS,%
+  THRI,%
+  TIIS,%
+  TISSEC,%
+  TIST,%
+  TKDD,%
+  TMIS,%
+  TOCE,%
+  TOCHI,%
+  TOCL,%
+  TOCS,%
+  TOCT,%
+  TODAES,%
+  TODS,%
+  TOG,%
+  TOIS,%
+  TOIT,%
+  TOMACS,%
+  TOMM,%
+  TOMPECS,%
+  TOMS,%
+  TOPC,%
+  TOPS,%
+  TOPLAS,%
+  TOS,%
+  TOSEM,%
+  TOSN,%
+  TRETS,%
+  TSAS,%
+  TSC,%
+  TSLP,%
+  TWEB%
+}{%
+\ifcase\@journalCode@nr
+\relax % CIE
+  \def\@journalName{ACM Computers in Entertainment}%
+  \def\@journalNameShort{ACM Comput. Entertain.}%
+  \def\@permissionCodeOne{1544-3574}%
+\or % CSUR
+  \def\@journalName{ACM Computing Surveys}%
+  \def\@journalNameShort{ACM Comput. Surv.}%
+  \def\@permissionCodeOne{0360-0300}%
+\or % DTRAP
+  \def\@journalName{Digital Threats: Research and Practice}%
+  \def\@journalNameShort{Digit. Threat. Res. Pract.}%
+  \def\@permissionCodeOne{2576-5337}%
+\or % IMWUT
+  \def\@journalName{Proceedings of the ACM on Interactive, Mobile,
+    Wearable and Ubiquitous Technologies}%
+  \def\@journalNameShort{Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.}%
+  \def\@permissionCodeOne{2474-9567}%
+  \@ACM@screentrue
+  \PackageInfo{\@classname}{Using screen mode due to \@journalCode}%
+\or % JACM
+  \def\@journalName{Journal of the ACM}%
+  \def\@journalNameShort{J. ACM}%
+  \def\@permissionCodeOne{0004-5411}%
+\or % JDIQ
+  \def\@journalName{ACM Journal of Data and Information Quality}%
+  \def\@journalNameShort{ACM J. Data Inform. Quality}%
+  \def\@permissionCodeOne{1936-1955}%
+\or % JEA
+  \def\@journalName{ACM Journal of Experimental Algorithmics}%
+  \def\@journalNameShort{ACM J. Exp. Algor.}%
+  \def\@permissionCodeOne{1084-6654}%
+\or % JERIC
+  \def\@journalName{ACM Journal of Educational Resources in Computing}%
+  \def\@journalNameShort{ACM J. Edu. Resources in Comput.}%
+  \def\@permissionCodeOne{1073-0516}%
+\or % JETC
+  \def\@journalName{ACM Journal on Emerging Technologies in Computing Systems}%
+  \def\@journalNameShort{ACM J. Emerg. Technol. Comput. Syst.}%
+  \def\@permissionCodeOne{1550-4832}%
+\or % JOCCH
+  \def\@journalName{ACM Journal on Computing and Cultural Heritage}%
+  \def\@journalNameShort{ACM J. Comput. Cult. Herit.}%
+\or % PACMHCI
+  \def\@journalName{Proceedings of the ACM on Human-Computer Interaction}%
+  \def\@journalNameShort{Proc. ACM Hum.-Comput. Interact.}%
+  \def\@permissionCodeOne{2573-0142}%
+  \@ACM@screentrue
+  \PackageInfo{\@classname}{Using screen mode due to \@journalCode}%
+\or % PACMPL
+  \def\@journalName{Proceedings of the ACM on Programming Languages}%
+  \def\@journalNameShort{Proc. ACM Program. Lang.}%
+  \def\@permissionCodeOne{2475-1421}%
+  \@ACM@screentrue
+  \PackageInfo{\@classname}{Using screen mode due to \@journalCode}%
+\or % POMACS
+  \def\@journalName{Proceedings of the ACM on Measurement and Analysis of Computing Systems}%
+  \def\@journalNameShort{Proc. ACM Meas. Anal. Comput. Syst.}%
+  \def\@permissionCodeOne{2476-1249}%
+  \@ACM@screentrue
+  \PackageInfo{\@classname}{Using screen mode due to \@journalCode}%
+\or % TAAS
+  \def\@journalName{ACM Transactions on Autonomous and Adaptive Systems}%
+  \def\@journalNameShort{ACM Trans. Autonom. Adapt. Syst.}%
+  \def\@permissionCodeOne{1556-4665}%
+\or % TACCESS
+  \def\@journalName{ACM Transactions on Accessible Computing}%
+  \def\@journalNameShort{ACM Trans. Access. Comput.}%
+  \def\@permissionCodeOne{1936-7228}%
+\or % TACO
+  \def\@journalName{ACM Transactions on Architecture and Code Optimization}%
+  \def\@journalNameShort{ACM Trans. Arch. Code Optim.}%
+\or % TALG
+  \def\@journalName{ACM Transactions on Algorithms}%
+  \def\@journalNameShort{ACM Trans. Algor.}%
+  \def\@permissionCodeOne{1549-6325}%
+\or % TALLIP
+  \def\@journalName{ACM Transactions on Asian and Low-Resource Language Information Processing}%
+  \def\@journalNameShort{ACM Trans. Asian Low-Resour. Lang. Inf. Process.}%
+  \def\@permissionCodeOne{2375-4699}%
+\or % TAP
+  \def\@journalName{ACM Transactions on Applied Perception}%
+\or % TCPS
+  \def\@journalName{ACM Transactions on Cyber-Physical Systems}%
+\or % TEAC
+  \def\@journalName{ACM Transactions on Economics and Computation}%
+\or % TECS
+  \def\@journalName{ACM Transactions on Embedded Computing Systems}%
+  \def\@journalNameShort{ACM Trans. Embedd. Comput. Syst.}%
+  \def\@permissionCodeOne{1539-9087}%
+\or % THRI
+  \def\@journalName{ACM Transactions on Human-Robot Interaction}%
+  \def\@journalNameShort{ACM Trans. Hum.-Robot Interact.}%
+  \def\@permissionCodeOne{2573-9522}%
+\or % TIIS
+  \def\@journalName{ACM Transactions on Interactive Intelligent Systems}%
+  \def\@journalNameShort{ACM Trans. Interact. Intell. Syst.}%
+  \def\@permissionCodeOne{2160-6455}%
+\or % TISSEC
+  \def\@journalName{ACM Transactions on Information and System Security}%
+  \def\@journalNameShort{ACM Trans. Info. Syst. Sec.}%
+  \def\@permissionCodeOne{1094-9224}%
+\or % TIST
+  \def\@journalName{ACM Transactions on Intelligent Systems and Technology}%
+  \def\@journalNameShort{ACM Trans. Intell. Syst. Technol.}%
+  \def\@permissionCodeOne{2157-6904}%
+\or % TKDD
+  \def\@journalName{ACM Transactions on Knowledge Discovery from Data}%
+  \def\@journalNameShort{ACM Trans. Knowl. Discov. Data.}%
+  \def\@permissionCodeOne{1556-4681}%
+\or % TMIS
+  \def\@journalName{ACM Transactions on Management Information Systems}%
+  \def\@journalNameShort{ACM Trans. Manag. Inform. Syst.}%
+  \def\@permissionCodeOne{2158-656X}%
+\or % TOCE
+  \def\@journalName{ACM Transactions on Computing Education}%
+  \def\@journalNameShort{ACM Trans. Comput. Educ.}%
+  \def\@permissionCodeOne{1946-6226}%
+\or % TOCHI
+  \def\@journalName{ACM Transactions on Computer-Human Interaction}%
+  \def\@journalNameShort{ACM Trans. Comput.-Hum. Interact.}%
+  \def\@permissionCodeOne{1073-0516}%
+\or % TOCL
+  \def\@journalName{ACM Transactions on Computational Logic}%
+  \def\@journalNameShort{ACM Trans. Comput. Logic}%
+  \def\@permissionCodeOne{1529-3785}%
+\or % TOCS
+  \def\@journalName{ACM Transactions on Computer Systems}%
+  \def\@journalNameShort{ACM Trans. Comput. Syst.}%
+  \def\@permissionCodeOne{0734-2071}%
+\or % TOCT
+  \def\@journalName{ACM Transactions on Computation Theory}%
+  \def\@journalNameShort{ACM Trans. Comput. Theory}%
+  \def\@permissionCodeOne{1942-3454}%
+\or % TODAES
+  \def\@journalName{ACM Transactions on Design Automation of Electronic Systems}%
+  \def\@journalNameShort{ACM Trans. Des. Autom. Electron. Syst.}%
+  \def\@permissionCodeOne{1084-4309}%
+\or % TODS
+  \def\@journalName{ACM Transactions on Database Systems}%
+  \def\@journalNameShort{ACM Trans. Datab. Syst.}%
+  \def\@permissionCodeOne{0362-5915}%
+\or % TOG
+  \def\@journalName{ACM Transactions on Graphics}%
+  \def\@journalNameShort{ACM Trans. Graph.}%
+  \def\@permissionCodeOne{0730-0301}
+\or % TOIS
+  \def\@journalName{ACM Transactions on Information Systems}%
+  \def\@permissionCodeOne{1046-8188}%
+\or % TOIT
+  \def\@journalName{ACM Transactions on Internet Technology}%
+  \def\@journalNameShort{ACM Trans. Internet Technol.}%
+  \def\@permissionCodeOne{1533-5399}%
+\or % TOMACS
+  \def\@journalName{ACM Transactions on Modeling and Computer Simulation}%
+  \def\@journalNameShort{ACM Trans. Model. Comput. Simul.}%
+\or % TOMM
+  \def\@journalName{ACM Transactions on Multimedia Computing, Communications and Applications}%
+  \def\@journalNameShort{ACM Trans. Multimedia Comput. Commun. Appl.}%
+  \def\@permissionCodeOne{1551-6857}%
+  \def\@permissionCodeTwo{0100}%
+\or % TOMPECS
+  \def\@journalName{ACM Transactions on Modeling and Performance Evaluation of Computing Systems}%
+  \def\@journalNameShort{ACM Trans. Model. Perform. Eval. Comput. Syst.}%
+  \def\@permissionCodeOne{2376-3639}%
+\or % TOMS
+  \def\@journalName{ACM Transactions on Mathematical Software}%
+  \def\@journalNameShort{ACM Trans. Math. Softw.}%
+  \def\@permissionCodeOne{0098-3500}%
+\or % TOPC
+  \def\@journalName{ACM Transactions on Parallel Computing}%
+  \def\@journalNameShort{ACM Trans. Parallel Comput.}%
+  \def\@permissionCodeOne{1539-9087}%
+\or % TOPS
+  \def\@journalName{ACM Transactions on Privacy and Security}%
+  \def\@journalNameShort{ACM Trans. Priv. Sec.}%
+  \def\@permissionCodeOne{2471-2566}%
+\or % TOPLAS
+  \def\@journalName{ACM Transactions on Programming Languages and Systems}%
+  \def\@journalNameShort{ACM Trans. Program. Lang. Syst.}%
+  \def\@permissionCodeOne{0164-0925}%
+\or % TOS
+  \def\@journalName{ACM Transactions on Storage}%
+  \def\@journalNameShort{ACM Trans. Storage}%
+  \def\@permissionCodeOne{1553-3077}%
+\or % TOSEM
+  \def\@journalName{ACM Transactions on Software Engineering and Methodology}%
+  \def\@journalNameShort{ACM Trans. Softw. Eng. Methodol.}%
+  \def\@permissionCodeOne{1049-331X}%
+\or % TOSN
+  \def\@journalName{ACM Transactions on Sensor Networks}%
+  \def\@journalNameShort{ACM Trans. Sensor Netw.}%
+  \def\@permissionCodeOne{1550-4859}%
+\or % TRETS
+  \def\@journalName{ACM Transactions on Reconfigurable Technology and Systems}%
+  \def\@journalNameShort{ACM Trans. Reconfig. Technol. Syst.}%
+  \def\@permissionCodeOne{1936-7406}%
+\or % TSAS
+  \def\@journalName{ACM Transactions on Spatial Algorithms and Systems}%
+  \def\@journalNameShort{ACM Trans. Spatial Algorithms Syst.}%
+  \def\@permissionCodeOne{2374-0353}%
+\or % TSC
+  \def\@journalName{ACM Transactions on Social Computing}%
+  \def\@journalNameShort{ACM Trans. Soc. Comput.}%
+  \def\@permissionCodeOne{2469-7818}%
+\or % TSLP
+  \def\@journalName{ACM Transactions on Speech and Language Processing}%
+  \def\@journalNameShort{ACM Trans. Speech Lang. Process.}%
+  \def\@permissionCodeOne{1550-4875}%
+\or % TWEB
+  \def\@journalName{ACM Transactions on the Web}%
+  \def\@journalNameShort{ACM Trans. Web}%
+  \def\@permissionCodeOne{1559-1131}%
+\fi
+\ClassInfo{\@classname}{Using journal code \@journalCode}%
+}{%
+  \ClassError{\@classname}{Incorrect journal #1}%
+}%
+\def\acmJournal#1{\setkeys{ACM}{acmJournal=#1}}
+\def\@journalCode@nr{0}
+\def\@journalName{}%
+\def\@journalNameShort{\@journalName}%
+\def\@permissionCodeOne{XXXX-XXXX}%
+\def\@permissionCodeTwo{}%
+\newcommand\acmConference[4][]{%
+  \gdef\acmConference@shortname{#1}%
+  \gdef\acmConference@name{#2}%
+  \gdef\acmConference@date{#3}%
+  \gdef\acmConference@venue{#4}%
+  \ifx\acmConference@shortname\@empty
+    \gdef\acmConference@shortname{#2}%
+  \fi}
+\acmConference[Conference'17]{ACM Conference}{July 2017}{Washington,
+  DC, USA}
+\def\acmBooktitle#1{\gdef\@acmBooktitle{#1}}
+\acmBooktitle{Proceedings of \acmConference@name
+       \ifx\acmConference@name\acmConference@shortname\else
+         \ (\acmConference@shortname)\fi}
+\def\@editorsAbbrev{(Ed.)}
+\def\@acmEditors{}
+\def\editor#1{\ifx\@acmEditors\@empty
+    \gdef\@acmEditors{#1}%
+  \else
+    \gdef\@editorsAbbrev{(Eds.)}%
+    \g@addto@macro\@acmEditors{\and#1}%
+\fi}
+\def\subtitle#1{\def\@subtitle{#1}}
+\subtitle{}
+\newcount\num@authorgroups
+\num@authorgroups=0\relax
+\newcount\num@authors
+\num@authors=0\relax
+\newif\if@insideauthorgroup
+\@insideauthorgroupfalse
+\renewcommand\author[2][]{%
+  \global\advance\num@authors by 1\relax
+  \if@insideauthorgroup\else
+    \global\advance\num@authorgroups by 1\relax
+    \global\@insideauthorgrouptrue
+  \fi
+  \ifx\addresses\@empty
+    \if@ACM@anonymous
+      \gdef\addresses{\@author{Anonymous Author(s)}}%
+      \gdef\authors{Anonymous Author(s)}%
+    \else
+      \gdef\addresses{\@author{#2}}%
+      \gdef\authors{#2}%
+    \fi
+  \else
+    \if@ACM@anonymous\else
+      \g@addto@macro\addresses{\and\@author{#2}}%
+      \g@addto@macro\authors{\and#2}%
+    \fi
+  \fi
+  \if@ACM@anonymous
+    \ifx\shortauthors\@empty
+      \gdef\shortauthors{Anon.}%
+    \fi
+  \else
+    \def\@tempa{#1}%
+    \ifx\@tempa\@empty
+      \ifx\shortauthors\@empty
+        \gdef\shortauthors{#2}%
+      \else
+        \g@addto@macro\shortauthors{\and#2}%
+      \fi
+    \else
+      \ifx\shortauthors\@empty
+        \gdef\shortauthors{#1}%
+      \else
+        \g@addto@macro\shortauthors{\and#1}%
+      \fi
+    \fi
+  \fi}
+\newcommand{\affiliation}[2][]{%
+  \global\@insideauthorgroupfalse
+  \if@ACM@anonymous\else
+    \g@addto@macro\addresses{\affiliation{#1}{#2}}%
+  \fi}
+\define@boolkey+{@ACM@affiliation@}[@ACM@affiliation@]{obeypunctuation}%
+[true]{}{\ClassError{\@classname}{The option obeypunctuation can be either true or false}}
+\def\additionalaffiliation#1{\authornote{\@additionalaffiliation{#1}}}
+\def\@additionalaffiliation#1{\bgroup
+  \def\position##1{\ignorespaces}%
+  \def\institution##1{##1\ignorespaces}%
+  \def\department{\@ifnextchar[{\@department}{\@department[]}}%
+  \def\@department[##1]##2{\unskip, ##2\ignorespaces}%
+  \let\streetaddress\position
+  \let\city\position
+  \let\state\position
+  \let\postcode\position
+  \let\country\position
+  Also with #1\unskip.\egroup}
+\renewcommand{\email}[2][]{%
+  \if@ACM@anonymous\else
+    \g@addto@macro\addresses{\email{#1}{#2}}%
+  \fi}
+\def\orcid#1{\unskip\ignorespaces}
+\def\authorsaddresses#1{\def\@authorsaddresses{#1}}
+\authorsaddresses{\@mkauthorsaddresses}
+\def\@titlenotes{}
+\def\titlenote#1{%
+  \g@addto@macro\@title{\footnotemark}%
+  \if@ACM@anonymous
+    \g@addto@macro\@titlenotes{%
+      \stepcounter{footnote}\footnotetext{Title note}}%
+  \else
+    \g@addto@macro\@titlenotes{\stepcounter{footnote}\footnotetext{#1}}%
+  \fi}
+\def\@subtitlenotes{}
+\def\subtitlenote#1{%
+  \g@addto@macro\@subtitle{\footnotemark}%
+  \if@ACM@anonymous
+    \g@addto@macro\@subtitlenotes{%
+      \stepcounter{footnote}\footnotetext{Subtitle note}}%
+  \else
+    \g@addto@macro\@subtitlenotes{%
+      \stepcounter{footnote}\footnotetext{#1}}%
+  \fi}
+\def\@authornotes{}
+\def\authornote#1{%
+  \if@ACM@anonymous\else
+    \g@addto@macro\addresses{\@authornotemark}%
+    \g@addto@macro\@authornotes{%
+      \stepcounter{footnote}\footnotetext{#1}}%
+  \fi}
+\newcommand\authornotemark[1][\relax]{%
+  \ifx#1\relax\relax\relax
+  \g@addto@macro\addresses{\@authornotemark}%
+  \else
+  \g@addto@macro\addresses{\@@authornotemark{#1}}%
+  \fi}
+\def\acmVolume#1{\def\@acmVolume{#1}}
+\acmVolume{1}
+\def\acmNumber#1{\def\@acmNumber{#1}}
+\acmNumber{1}
+\def\acmArticle#1{\def\@acmArticle{#1}}
+\acmArticle{}
+\def\acmArticleSeq#1{\def\@acmArticleSeq{#1}}
+\acmArticleSeq{\@acmArticle}
+\def\acmYear#1{\def\@acmYear{#1}}
+\acmYear{\the\year}
+\def\acmMonth#1{\def\@acmMonth{#1}}
+\acmMonth{\the\month}
+\def\@acmPubDate{\ifcase\@acmMonth\or
+  January\or February\or March\or April\or May\or June\or
+  July\or August\or September\or October\or November\or
+  December\fi~\@acmYear}
+\def\acmPrice#1{\def\@acmPrice{#1}}
+\acmPrice{15.00}
+\def\acmSubmissionID#1{\def\@acmSubmissionID{#1}}
+\acmSubmissionID{}
+\def\acmISBN#1{\def\@acmISBN{#1}}
+\acmISBN{978-x-xxxx-xxxx-x/YY/MM}
+\def\acmDOI#1{\def\@acmDOI{#1}}
+\acmDOI{10.1145/nnnnnnn.nnnnnnn}
+\newif\if@ACM@badge
+\@ACM@badgefalse
+\newlength\@ACM@badge@width
+\setlength\@ACM@badge@width{5pc}
+\newlength\@ACM@title@width
+\newlength\@ACM@badge@skip
+\setlength\@ACM@badge@skip{1pc}
+\newcommand\acmBadgeR[2][]{\@ACM@badgetrue
+  \def\@acmBadgeR@url{#1}%
+  \def\@acmBadgeR@image{#2}}
+\def\@acmBadgeR@url{}
+\def\@acmBadgeR@image{}
+\newcommand\acmBadgeL[2][]{\@ACM@badgetrue
+  \def\@acmBadgeL@url{#1}%
+  \def\@acmBadgeL@image{#2}}
+\def\@acmBadgeL@url{}
+\def\@acmBadgeL@image{}
+\def\startPage#1{\def\@startPage{#1}}
+\startPage{}
+\def\terms#1{\ClassWarning{\@classname}{The command \string\terms{} is
+    obsolete.  I am going to ignore it}}
+\def\keywords#1{\def\@keywords{#1}}
+\keywords{}
+\renewenvironment{abstract}{\Collect@Body\@saveabstract}{}
+\long\def\@saveabstract#1{\long\gdef\@abstract{#1}}
+\@saveabstract{}
+\long\def\@lempty{}
+\define@boolkey+{@ACM@topmatter@}[@ACM@]{printccs}[true]{%
+  \if@ACM@printccs
+    \ClassInfo{\@classname}{Printing CCS}%
+  \else
+    \ClassInfo{\@classname}{Suppressing CCS}%
+  \fi}{\ClassError{\@classname}{The option printccs can be either true or false}}
+\define@boolkey+{@ACM@topmatter@}[@ACM@]{printacmref}[true]{%
+  \if@ACM@printacmref
+    \ClassInfo{\@classname}{Printing bibformat}%
+  \else
+    \ClassInfo{\@classname}{Suppressing bibformat}%
+  \fi}{\ClassError{\@classname}{The option printacmref can be either true or false}}
+\define@boolkey+{@ACM@topmatter@}[@ACM@]{printfolios}[true]{%
+  \if@ACM@printfolios
+    \ClassInfo{\@classname}{Printing folios}%
+  \else
+    \ClassInfo{\@classname}{Suppressing folios}%
+  \fi}{\ClassError{\@classname}{The option printfolios can be either true or false}}
+\define@cmdkey{@ACM@topmatter@}[@ACM@]{authorsperrow}[0]{%
+  \IfInteger{#1}{\ClassInfo{\@classname}{Setting authorsperrow to
+      #1}}{\ClassWarning{\@classname}{The parameter authorsperrow must be
+      numerical. Ignoring the input #1}\gdef\@ACM@authorsperrow{0}}}
+\def\settopmatter#1{\setkeys{@ACM@topmatter@}{#1}}
+\settopmatter{printccs=true, printacmref=true}
+\if@ACM@manuscript
+  \settopmatter{printfolios=true}
+\else
+  \if@ACM@journal
+    \settopmatter{printfolios=true}
+  \else
+    \settopmatter{printfolios=false}
+  \fi
+\fi
+\settopmatter{authorsperrow=0}
+\def\@received{}
+\newcommand\received[2][]{\def\@tempa{#1}%
+  \ifx\@tempa\@empty
+    \ifx\@received\@empty
+      \gdef\@received{Received #2}%
+    \else
+      \g@addto@macro{\@received}{; revised #2}%
+    \fi
+  \else
+    \ifx\@received\@empty
+      \gdef\@received{#1 #2}%
+    \else
+      \g@addto@macro{\@received}{; #1 #2}%
+    \fi
+  \fi}
+\AtEndDocument{%
+  \ifx\@received\@empty\else
+    \par\bigskip\noindent\small\normalfont\@received\par
+  \fi}
+\RequirePackage{comment}
+\excludecomment{CCSXML}
+\let\@concepts\@empty
+\newcommand\ccsdesc[2][100]{%
+  \ccsdesc@parse#1~#2~~\ccsdesc@parse@end}
+\RequirePackage{textcomp}
+\def\ccsdesc@parse#1~#2~#3~{%
+  \expandafter\ifx\csname CCS@General@#2\endcsname\relax
+    \expandafter\gdef\csname CCS@General@#2\endcsname{\textbullet\
+      \textbf{#2}}%
+    \expandafter\gdef\csname CCS@Punctuation@#2\endcsname{; }%
+    \expandafter\gdef\csname CCS@Specific@#2\endcsname{}%
+  \g@addto@macro{\@concepts}{\csname CCS@General@#2\endcsname
+    \csname CCS@Punctuation@#2\endcsname
+    \csname CCS@Specific@#2\endcsname}%
+  \fi
+  \ifx#3\relax\relax\else
+    \expandafter\gdef\csname CCS@Punctuation@#2\endcsname{
+      \textrightarrow\ }%
+    \expandafter\g@addto@macro\expandafter{\csname CCS@Specific@#2\endcsname}{%
+     \ifnum#1>499\textbf{#3}; \else
+     \ifnum#1>299\textit{#3}; \else
+     #3; \fi\fi}%
+  \fi
+\ccsdesc@parse@finish}
+\def\ccsdesc@parse@finish#1\ccsdesc@parse@end{}
+\newif\if@printcopyright
+\@printcopyrighttrue
+\newif\if@printpermission
+\@printpermissiontrue
+\newif\if@acmowned
+\@acmownedtrue
+\define@choicekey*{ACM@}{acmcopyrightmode}[%
+  \acm@copyrightinput\acm@copyrightmode]{none,%
+    acmcopyright,acmlicensed,rightsretained,%
+    usgov,usgovmixed,cagov,cagovmixed,licensedusgovmixed,%
+    licensedcagov,licensedcagovmixed,othergov,licensedothergov,%
+    iw3c2w3,iw3c2w3g}{%
+  \@printpermissiontrue
+  \@printcopyrighttrue
+  \@acmownedtrue
+  \ifnum\acm@copyrightmode=0\relax % none
+   \@printpermissionfalse
+   \@printcopyrightfalse
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=2\relax % acmlicensed
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=3\relax % rightsretained
+   \@acmownedfalse
+   \acmPrice{}%
+  \fi
+  \ifnum\acm@copyrightmode=4\relax % usgov
+   \@printpermissiontrue
+   \@printcopyrightfalse
+   \@acmownedfalse
+   \acmPrice{}%
+  \fi
+  \ifnum\acm@copyrightmode=6\relax % cagov
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=8\relax % licensedusgovmixed
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=9\relax % licensedcagov
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=10\relax % licensedcagovmixed
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=11\relax % othergov
+   \@acmownedtrue
+  \fi
+  \ifnum\acm@copyrightmode=12\relax % licensedothergov
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=13\relax % iw3c2w3
+   \@acmownedfalse
+  \fi
+  \ifnum\acm@copyrightmode=14\relax % iw3c2w3g
+   \@acmownedfalse
+  \fi}
+\def\setcopyright#1{\setkeys{ACM@}{acmcopyrightmode=#1}}
+\setcopyright{acmcopyright}
+\def\@copyrightowner{%
+  \ifcase\acm@copyrightmode\relax % none
+  \or % acmcopyright
+  Association for Computing Machinery.
+  \or % acmlicensed
+  Copyright held by the owner/author(s). Publication rights licensed to
+  the Association for Computing Machinery.
+  \or % rightsretained
+  Copyright held by the owner/author(s).
+  \or % usgov
+  \or % usgovmixed
+  Association for Computing Machinery.
+  \or % cagov
+  Crown in Right of Canada.
+  \or %cagovmixed
+  Association for Computing Machinery.
+  \or %licensedusgovmixed
+  Copyright held by the owner/author(s). Publication rights licensed to
+  the Association for Computing Machinery.
+  \or % licensedcagov
+  Crown in Right of Canada. Publication rights licensed to
+  the Association for Computing Machinery.
+  \or %licensedcagovmixed
+  Copyright held by the owner/author(s). Publication rights licensed to
+  the Association for Computing Machinery.
+  \or % othergov
+  Association for Computing Machinery.
+  \or % licensedothergov
+  Copyright held by the owner/author(s). Publication rights licensed to
+  the Association for Computing Machinery.
+  \or % ic2w3www
+  IW3C2 (International World Wide Web Conference Committee), published
+  under Creative Commons CC~BY~4.0 License.
+  \or % ic2w3wwwgoogle
+  IW3C2 (International World Wide Web Conference Committee), published
+  under Creative Commons CC~BY-NC-ND~4.0 License.
+  \fi}
+\def\@formatdoi#1{\url{https://doi.org/#1}}
+\def\@copyrightpermission{%
+  \ifcase\acm@copyrightmode\relax % none
+  \or % acmcopyright
+   Permission to make digital or hard copies of all or part of this
+   work for personal or classroom use is granted without fee provided
+   that copies are not made or distributed for profit or commercial
+   advantage and that copies bear this notice and the full citation on
+   the first page. Copyrights for components of this work owned by
+   others than ACM must be honored. Abstracting with credit is
+   permitted. To copy otherwise, or republish, to post on servers or to
+   redistribute to lists, requires prior specific permission
+   and\hspace*{.5pt}/or  a fee. Request permissions from
+   permissions@acm.org.
+  \or % acmlicensed
+   Permission to make digital or hard copies of all or part of this
+   work for personal or classroom use is granted without fee provided
+   that copies are not made or distributed for profit or commercial
+   advantage and that copies bear this notice and the full citation on
+   the first page. Copyrights for components of this work owned by
+   others than the author(s) must be honored. Abstracting with credit
+   is permitted.  To copy otherwise, or republish, to post on servers
+   or to  redistribute to lists, requires prior specific permission
+   and\hspace*{.5pt}/or  a fee. Request permissions from
+   permissions@acm.org.
+  \or % rightsretained
+   Permission to make digital or hard copies of part or all of this work
+   for personal or classroom use is granted without fee provided that
+   copies are not made or distributed for profit or commercial advantage
+   and that copies bear this notice and the full citation on the first
+   page. Copyrights for third-party components of this work must be
+   honored. For all other uses, contact the
+   owner\hspace*{.5pt}/author(s).
+  \or % usgov
+   This paper is authored by an employee(s) of the United States
+   Government and is in the public domain. Non-exclusive copying or
+   redistribution is allowed, provided that the article citation is
+   given and the authors and agency are clearly identified as its
+   source.
+  \or % usgovmixed
+   ACM acknowledges that this contribution was authored or co-authored
+   by an employee, contractor, or affiliate of the United States government. As such,
+   the United States government retains a nonexclusive, royalty-free right to
+   publish or reproduce this article, or to allow others to do so, for
+   government purposes only.
+  \or % cagov
+   This article was authored by employees of the Government of Canada.
+   As such, the Canadian government retains all interest in the
+   copyright to this work and grants to ACM a nonexclusive,
+   royalty-free right to publish or reproduce this article, or to allow
+   others to do so, provided that clear attribution is given both to
+   the authors and the Canadian government agency employing them.
+   Permission to make digital or hard copies for personal or classroom
+   use is granted. Copies must bear this notice and the full citation
+   on the first page.  Copyrights for components of this work owned by
+   others than the Canadian Government must be honored. To copy
+   otherwise, distribute, republish, or post, requires prior specific
+   permission and\hspace*{.5pt}/or a fee. Request permissions from
+   permissions@acm.org.
+  \or % cagovmixed
+   ACM acknowledges that this contribution was co-authored by an
+   affiliate of the national government of Canada. As such, the Crown
+   in Right of Canada retains an equal interest in the copyright.
+   Reprints must include clear attribution to ACM and the author's
+   government agency affiliation.  Permission to make digital or hard
+   copies for personal or classroom use is granted.  Copies must bear
+   this notice and the full citation on the first page. Copyrights for
+   components of this work owned by others than ACM must be honored.
+   To copy otherwise, distribute, republish, or post, requires prior
+   specific permission and\hspace*{.5pt}/or a fee. Request permissions
+   from permissions@acm.org.
+  \or % licensedusgovmixed
+   Publication rights licensed to ACM\@. ACM acknowledges that this
+   contribution was authored or co-authored by an employee, contractor
+   or affiliate of the United States government. As such, the
+   Government retains a nonexclusive, royalty-free right to publish or
+   reproduce this article, or to allow others to do so, for Government
+   purposes only.
+  \or % licensedcagov
+   This article was authored by employees of the Government of Canada.
+   As such, the Canadian government retains all interest in the
+   copyright to this work and grants to ACM a nonexclusive,
+   royalty-free right to publish or reproduce this article, or to allow
+   others to do so, provided that clear attribution is given both to
+   the authors and the Canadian government agency employing them.
+   Permission to make digital or hard copies for personal or classroom
+   use is granted. Copies must bear this notice and the full citation
+   on the first page.  Copyrights for components of this work owned by
+   others than the Canadian Government must be honored. To copy
+   otherwise, distribute, republish, or post, requires prior specific
+   permission and\hspace*{.5pt}/or a fee. Request permissions from
+   permissions@acm.org.
+  \or % licensedcagovmixed
+   Publication rights licensed to ACM\@. ACM acknowledges that this
+   contribution was authored or co-authored by an employee, contractor
+   or affiliate of the national government of Canada. As such, the
+   Government retains a nonexclusive, royalty-free right to publish or
+   reproduce this article, or to allow others to do so, for Government
+   purposes only.
+  \or % othergov
+   ACM acknowledges that this contribution was authored or co-authored
+   by an employee, contractor or affiliate of a national government. As
+   such, the Government retains a nonexclusive, royalty-free right to
+   publish or reproduce this article, or to allow others to do so, for
+   Government purposes only.
+  \or % licensedothergov
+   Publication rights licensed to ACM\@. ACM acknowledges that this
+   contribution was authored or co-authored by an employee, contractor
+   or affiliate of a national government. As such, the Government
+   retains a nonexclusive, royalty-free right to publish or reproduce
+   this article, or to allow others to do so, for Government purposes
+   only.
+ \or % iw3c2w3
+   This paper is published under the Creative Commons Attribution~4.0
+   International (CC~BY~4.0) license. Authors reserve their rights to
+   disseminate the work on their personal and corporate Web sites with
+   the appropriate attribution. In case of republication, reuse, etc.,
+   the following attribution should be used: ``Published in
+   WWW\@acmYear{} Proceedings \textcopyright{} \@copyrightyear{}
+   International World Wide Web Conference Committee, published under
+   Creative Commons~CC~BY~4.0  License.''
+ \or % iw3c2w3g
+   This paper is published under the Creative Commons
+   Attribution-NonCommercial-NoDerivs~4.0 International
+   (CC~BY-NC-ND~4.0) license. Authors reserve their rights to
+   disseminate the work on their personal and corporate Web sites with
+   the appropriate attribution. In case of republication, reuse, etc.,
+   the following attribution should be used: ``Published in
+   WWW\@acmYear{} Proceedings \textcopyright{} \@copyrightyear
+   International World Wide Web Conference Committee, published under
+   Creative Commons CC~BY-NC-ND~4.0 License.''
+ \fi}
+\def\copyrightyear#1{\def\@copyrightyear{#1}}
+\copyrightyear{\@acmYear}
+\def\@teaserfigures{}
+\newenvironment{teaserfigure}{\Collect@Body\@saveteaser}{}
+\long\def\@saveteaser#1{\g@addto@macro\@teaserfigures{\@teaser{#1}}}
+\renewcommand{\thanks}[1]{%
+  \@ifnotempty{#1}{%
+    \if@ACM@anonymous
+      \g@addto@macro\thankses{\thanks{A note}}%
+   \else
+    \g@addto@macro\thankses{\thanks{#1}}%
+   \fi}}
+\newbox\mktitle@bx
+\def\maketitle{%
+  \if@ACM@anonymous
+    % Anonymize omission of \author-s
+    \ifnum\num@authorgroups=0\author{}\fi
+  \fi
+  \begingroup
+  \let\@footnotemark\@footnotemark@nolink
+  \let\@footnotetext\@footnotetext@nolink
+  \renewcommand\thefootnote{\@fnsymbol\c@footnote}%
+  \global\@topnum\z@ % this prevents floats from falling
+                     % at the top of page 1
+  \global\@botnum\z@ % we do not want them to be on the bottom either
+  \hsize=\textwidth
+  \def\@makefnmark{\hbox{\@textsuperscript{\@thefnmark}}}%
+  \@mktitle\if@ACM@sigchiamode\else\@mkauthors\fi\@mkteasers
+  \@printtopmatter
+  \if@ACM@sigchiamode\@mkauthors\fi
+  \setcounter{footnote}{0}%
+  \def\@makefnmark{\hbox{\@textsuperscript{\normalfont\@thefnmark}}}%
+  \@titlenotes
+  \@subtitlenotes
+  \@authornotes
+  \let\@makefnmark\relax
+  \let\@thefnmark\relax
+  \let\@makefntext\noindent
+  \ifx\@empty\thankses\else
+    \footnotetextauthorsaddresses{%
+      \def\par{\let\par\@par}\parindent\z@\@setthanks}%
+  \fi
+  \ifx\@empty\@authorsaddresses\else
+     \if@ACM@anonymous\else
+       \if@ACM@journal
+         \footnotetextauthorsaddresses{%
+           \def\par{\let\par\@par}\parindent\z@\@setauthorsaddresses}%
+       \fi
+     \fi
+  \fi
+  \footnotetextcopyrightpermission{%
+    \if@ACM@authordraft
+        \raisebox{-2ex}[\z@][\z@]{\makebox[0pt][l]{\large\bfseries
+            Unpublished working draft. Not for distribution.}}%
+       \color[gray]{0.9}%
+    \fi
+    \parindent\z@\parskip0.1\baselineskip
+    \if@ACM@authorversion\else
+      \if@printpermission\@copyrightpermission\par\fi
+    \fi
+    \if@ACM@manuscript\else
+       \if@ACM@journal\else % Print the conference information
+         {\itshape \acmConference@shortname, \acmConference@date, \acmConference@venue}\par
+       \fi
+    \fi
+    \if@printcopyright
+      \copyright\ \@copyrightyear\ \@copyrightowner\\
+    \else
+     \@copyrightyear.\
+    \fi
+    \if@ACM@manuscript
+      Manuscript submitted to ACM\\
+    \else
+      \if@ACM@authorversion
+          This is the author's version of the work. It is posted here for
+          your personal use. Not for redistribution. The definitive Version
+          of Record was published in
+          \if@ACM@journal
+            \emph{\@journalName}%
+          \else
+            \emph{\@acmBooktitle}%
+          \fi
+          \ifx\@acmDOI\@empty
+          .
+          \else
+            , \@formatdoi{\@acmDOI}.
+          \fi\\
+        \else
+          \if@ACM@journal
+            \@permissionCodeOne/\@acmYear/\@acmMonth-ART\@acmArticle
+            \ifx\@acmPrice\@empty\else\ \$\@acmPrice\fi\\
+            \@formatdoi{\@acmDOI}%
+          \else % Conference
+            \ifx\@acmISBN\@empty\else ACM~ISBN~\@acmISBN
+            \ifx\@acmPrice\@empty.\else\dots\$\@acmPrice\fi\\\fi
+            \ifx\@acmDOI\@empty\else\@formatdoi{\@acmDOI}\fi%
+          \fi
+        \fi
+      \fi}
+  \endgroup
+  \setcounter{footnote}{0}%
+  \@mkabstract
+  \if@ACM@printccs
+    \ifx\@concepts\@empty\else\bgroup
+      {\@specialsection{CCS Concepts}%
+         \@concepts\par}\egroup
+     \fi
+   \fi
+   \ifx\@keywords\@empty\else\bgroup
+      {\if@ACM@journal
+         \@specialsection{Additional Key Words and Phrases}%
+       \else
+         \@specialsection{Keywords}%
+       \fi
+         \@keywords}\par\egroup
+   \fi
+  \andify\authors
+  \andify\shortauthors
+  \global\let\authors=\authors
+  \global\let\shortauthors=\shortauthors
+  \if@ACM@printacmref
+     \@mkbibcitation
+  \fi
+  \hypersetup{%
+    pdflang={English},
+    pdfdisplaydoctitle,
+    pdfauthor={\authors},
+    pdftitle={\@title},
+    pdfsubject={\@concepts},
+    pdfkeywords={\@keywords},
+    pdfcreator={LaTeX with acmart
+      \csname ver@acmart.cls\endcsname\space
+      and hyperref
+      \csname ver@hyperref.sty\endcsname}}%
+  \@printendtopmatter
+  \@afterindentfalse
+  \@afterheading
+}
+\def\@specialsection#1{%
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \par\medskip\small\noindent#1: %
+  \or % acmsmall
+    \par\medskip\small\noindent#1: %
+  \or % acmlarge
+    \par\medskip\small\noindent#1: %
+  \or % acmtog
+    \par\medskip\small\noindent#1: %
+  \or % sigconf
+    \section*{#1}%
+  \or % siggraph
+    \section*{#1}%
+  \or % sigplan
+    \paragraph*{#1}%
+  \or % sigchi
+    \section*{#1}%
+  \or % sigchi-a
+    \section*{#1}%
+  \fi}
+\def\@printtopmatter{%
+  \ifx\@startPage\@empty
+     \gdef\@startPage{1}%
+  \else
+     \setcounter{page}{\@startPage}%
+  \fi
+  \thispagestyle{firstpagestyle}%
+  \noindent
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \box\mktitle@bx\par
+  \or % acmsmall
+    \box\mktitle@bx\par
+  \or % acmlarge
+    \box\mktitle@bx\par
+  \or % acmtog
+    \twocolumn[\box\mktitle@bx]%
+  \or % sigconf
+    \twocolumn[\box\mktitle@bx]%
+  \or % siggraph
+    \twocolumn[\box\mktitle@bx]%
+  \or % sigplan
+    \twocolumn[\box\mktitle@bx]%
+  \or % sigchi
+    \twocolumn[\box\mktitle@bx]%
+  \or % sigchi-a
+    \par\box\mktitle@bx\par\bigskip
+    \if@ACM@badge
+       \marginpar{\noindent
+         \ifx\@acmBadgeL@image\@empty\else
+           \href{\@acmBadgeL@url}{%
+             \includegraphics[width=\@ACM@badge@width]{\@acmBadgeL@image}}%
+            \hskip\@ACM@badge@skip
+          \fi
+         \ifx\@acmBadgeR@image\@empty\else
+           \href{\@acmBadgeR@url}{%
+             \includegraphics[width=\@ACM@badge@width]{\@acmBadgeR@image}}%
+          \fi}%
+    \fi
+  \fi
+}
+\def\@mktitle{%
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \@mktitle@i
+  \or % acmsmall
+    \@mktitle@i
+  \or % acmlarge
+    \@mktitle@i
+  \or % acmtog
+    \@mktitle@i
+  \or % sigconf
+    \@mktitle@iii
+  \or % siggraph
+    \@mktitle@iii
+  \or % sigplan
+    \@mktitle@iii
+  \or % sigchi
+    \@mktitle@iii
+  \or % sigchi-a
+    \@mktitle@iv
+  \fi
+}
+\def\@titlefont{%
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \LARGE\sffamily\bfseries
+  \or % acmsmall
+    \LARGE\sffamily\bfseries
+  \or % acmlarge
+    \LARGE\sffamily\bfseries
+  \or % acmtog
+    \Huge\sffamily
+  \or % sigconf
+    \Huge\sffamily\bfseries
+  \or % siggraph
+    \Huge\sffamily\bfseries
+  \or % sigplan
+    \Huge\bfseries
+  \or % sigchi
+    \Huge\sffamily\bfseries
+  \or % sigchi-a
+     \Huge\bfseries
+  \fi}
+\def\@subtitlefont{\normalsize
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \mdseries
+  \or % acmsmall
+    \mdseries
+  \or % acmlarge
+    \mdseries
+  \or % acmtog
+     \LARGE
+  \or % sigconf
+     \LARGE\mdseries
+  \or % siggraph
+     \LARGE\mdseries
+  \or % sigplan
+     \LARGE\mdseries
+  \or % sigchi
+     \LARGE\mdseries
+  \or % sigchi-a
+     \mdseries
+  \fi}
+\def\@mktitle@i{\hsize=\textwidth
+  \@ACM@title@width=\hsize
+  \ifx\@acmBadgeL@image\@empty\else
+    \advance\@ACM@title@width by -\@ACM@badge@width
+    \advance\@ACM@title@width by -\@ACM@badge@skip
+  \fi
+  \ifx\@acmBadgeR@image\@empty\else
+    \advance\@ACM@title@width by -\@ACM@badge@width
+    \advance\@ACM@title@width by -\@ACM@badge@skip
+  \fi
+  \setbox\mktitle@bx=\vbox{\noindent\@titlefont
+    \ifx\@acmBadgeL@image\@empty\else
+      \raisebox{-.5\baselineskip}[\z@][\z@]{\href{\@acmBadgeL@url}{%
+          \includegraphics[width=\@ACM@badge@width]{\@acmBadgeL@image}}}%
+      \hskip\@ACM@badge@skip
+    \fi
+    \parbox[t]{\@ACM@title@width}{\raggedright
+      \@titlefont\noindent
+      \@title
+  \ifx\@subtitle\@empty\else
+    \par\noindent{\@subtitlefont\@subtitle}
+  \fi}%
+  \ifx\@acmBadgeR@image\@empty\else
+    \hskip\@ACM@badge@skip
+    \raisebox{-.5\baselineskip}[\z@][\z@]{\href{\@acmBadgeR@url}{%
+        \includegraphics[width=\@ACM@badge@width]{\@acmBadgeR@image}}}%
+  \fi
+  \par\bigskip}}%
+\def\@mktitle@iii{\hsize=\textwidth
+    \setbox\mktitle@bx=\vbox{\@titlefont\centering
+      \@ACM@title@width=\hsize
+      \if@ACM@badge
+        \advance\@ACM@title@width by -2\@ACM@badge@width
+        \advance\@ACM@title@width by -2\@ACM@badge@skip
+        \parbox[b]{\@ACM@badge@width}{\strut
+          \ifx\@acmBadgeL@image\@empty\else
+            \raisebox{-.5\baselineskip}[\z@][\z@]{\href{\@acmBadgeL@url}{%
+                \includegraphics[width=\@ACM@badge@width]{\@acmBadgeL@image}}}%
+          \fi}%
+        \hskip\@ACM@badge@skip
+      \fi
+      \parbox[t]{\@ACM@title@width}{\centering\@titlefont
+        \@title
+        \ifx\@subtitle\@empty\else
+          \par\noindent{\@subtitlefont\@subtitle}
+        \fi
+      }%
+      \if@ACM@badge
+        \hskip\@ACM@badge@skip
+        \parbox[b]{\@ACM@badge@width}{\strut
+          \ifx\@acmBadgeR@image\@empty\else
+            \raisebox{-.5\baselineskip}[\z@][\z@]{\href{\@acmBadgeR@url}{%
+                \includegraphics[width=\@ACM@badge@width]{\@acmBadgeR@image}}}%
+          \fi}%
+      \fi
+      \par\bigskip}}%
+\def\@mktitle@iv{\hsize=\textwidth
+    \setbox\mktitle@bx=\vbox{\raggedright\leftskip5pc\@titlefont
+      \noindent\leavevmode\leaders\hrule height 2pt\hfill\kern0pt\par
+      \noindent\@title
+     \ifx\@subtitle\@empty\else
+       \par\noindent\@subtitlefont\@subtitle
+     \fi
+     \par\bigskip}}%
+\newbox\@ACM@commabox
+\def\@ACM@addtoaddress#1{%
+  \ifvmode\else
+    \if@ACM@affiliation@obeypunctuation\else
+    \setbox\@ACM@commabox=\hbox{, }%
+    \unskip\cleaders\copy\@ACM@commabox\hskip\wd\@ACM@commabox
+  \fi\fi
+  #1}
+\def\streetaddress#1{\unskip\ignorespaces}
+\def\postcode#1{\unskip\ignorespaces}
+\if@ACM@journal
+  \def\position#1{\unskip\ignorespaces}
+  \def\institution#1{\unskip~#1\ignorespaces}
+  \def\city#1{\unskip\ignorespaces}
+  \def\state#1{\unskip\ignorespaces}
+  \newcommand\department[2][0]{\unskip\ignorespaces}
+  \def\country#1{\if@ACM@affiliation@obeypunctuation\else, \fi#1\ignorespaces}
+\else
+  \def\position#1{\if@ACM@affiliation@obeypunctuation#1\else#1\par\fi}%
+  \def\institution#1{\if@ACM@affiliation@obeypunctuation#1\else#1\par\fi}%
+  \newcommand\department[2][0]{\if@ACM@affiliation@obeypunctuation
+    #2\else#2\par\fi}%
+  \let\city\@ACM@addtoaddress
+  \let\state\@ACM@addtoaddress
+  \let\country\@ACM@addtoaddress
+\fi
+\def\@mkauthors{\begingroup
+  \hsize=\textwidth
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \@mkauthors@i
+  \or % acmsmall
+    \@mkauthors@i
+  \or % acmlarge
+    \@mkauthors@i
+  \or % acmtog
+    \@mkauthors@i
+  \or % sigconf
+    \@mkauthors@iii
+  \or % siggraph
+    \@mkauthors@iii
+  \or % sigplan
+    \@mkauthors@iii
+  \or % sigchi
+    \@mkauthors@iii
+  \or % sigchi-a
+    \@mkauthors@iv
+  \fi
+  \endgroup
+}
+\def\@authorfont{\Large\sffamily}
+\def\@affiliationfont{\normalsize\normalfont}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+  \def\@authorfont{\large\sffamily}
+  \def\@affiliationfont{\small\normalfont}
+\or % acmlarge
+\or % acmtog
+  \def\@authorfont{\LARGE\sffamily}
+  \def\@affiliationfont{\large}
+\or % sigconf
+  \def\@authorfont{\LARGE}
+  \def\@affiliationfont{\large}
+\or % siggraph
+  \def\@authorfont{\normalsize\normalfont}
+  \def\@affiliationfont{\normalsize\normalfont}
+\or % sigplan
+  \def\@authorfont{\Large\normalfont}
+  \def\@affiliationfont{\normalsize\normalfont}
+\or % sigchi
+  \def\@authorfont{\bfseries}
+  \def\@affiliationfont{\mdseries}
+\or % sigchi-a
+  \def\@authorfont{\bfseries}
+  \def\@affiliationfont{\mdseries}
+\fi
+\def\@typeset@author@line{%
+  \andify\@currentauthors\par\noindent
+  \@currentauthors\def\@currentauthors{}%
+  \ifx\@currentaffiliations\@empty\else
+    \andify\@currentaffiliations
+      \unskip, {\@currentaffiliations}\par
+  \fi
+  \def\@currentaffiliations{}}
+\def\@mkauthors@i{%
+  \def\@currentauthors{}%
+  \def\@currentaffiliations{}%
+  \global\let\and\@typeset@author@line
+  \def\@author##1{%
+    \ifx\@currentauthors\@empty
+      \gdef\@currentauthors{\@authorfont\MakeTextUppercase{##1}}%
+    \else
+       \g@addto@macro{\@currentauthors}{\and\MakeTextUppercase{##1}}%
+    \fi
+    \gdef\and{}}%
+  \def\email##1##2{}%
+  \def\affiliation##1##2{%
+    \def\@tempa{##2}\ifx\@tempa\@empty\else
+       \ifx\@currentaffiliations\@empty
+          \gdef\@currentaffiliations{%
+            \setkeys{@ACM@affiliation@}{obeypunctuation=false}%
+            \setkeys{@ACM@affiliation@}{##1}%
+            \@affiliationfont##2}%
+       \else
+         \g@addto@macro{\@currentaffiliations}{\and
+           \setkeys{@ACM@affiliation@}{obeypunctuation=false}%
+           \setkeys{@ACM@affiliation@}{##1}##2}%
+      \fi
+    \fi
+     \global\let\and\@typeset@author@line}%
+  \global\setbox\mktitle@bx=\vbox{\noindent\box\mktitle@bx\par\medskip
+    \noindent\addresses\@typeset@author@line
+   \par\medskip}%
+}
+\newbox\author@bx
+\newdimen\author@bx@wd
+\newskip\author@bx@sep
+\author@bx@sep=1pc\relax
+\def\@typeset@author@bx{\bgroup\hsize=\author@bx@wd\def\and{\par}%
+  \global\setbox\author@bx=\vtop{\if@ACM@sigchiamode\else\centering\fi
+    \@authorfont\@currentauthors\par\@affiliationfont
+    \@currentaffiliation}\egroup
+  \box\author@bx\hspace{\author@bx@sep}%
+  \gdef\@currentauthors{}%
+  \gdef\@currentaffiliation{}}
+\def\@mkauthors@iii{%
+  \author@bx@wd=\textwidth\relax
+  \advance\author@bx@wd by -\author@bx@sep\relax
+  \ifnum\@ACM@authorsperrow>0\relax
+    \divide\author@bx@wd by \@ACM@authorsperrow\relax
+  \else
+    \ifcase\num@authorgroups
+    \relax % 0?
+    \or  % 1=one author per row
+    \or  % 2=two authors per row
+       \divide\author@bx@wd by \num@authorgroups\relax
+    \or  % 3=three authors per row
+       \divide\author@bx@wd by \num@authorgroups\relax
+    \or  % 4=two authors per row (!)
+       \divide\author@bx@wd by 2\relax
+    \else % three authors per row
+       \divide\author@bx@wd by 3\relax
+    \fi
+  \fi
+  \advance\author@bx@wd by -\author@bx@sep\relax
+  \gdef\@currentauthors{}%
+  \gdef\@currentaffiliation{}%
+  \def\@author##1{\ifx\@currentauthors\@empty
+    \gdef\@currentauthors{\par##1}%
+  \else
+    \g@addto@macro\@currentauthors{\par##1}%
+  \fi
+  \gdef\and{}}%
+  \def\email##1##2{\ifx\@currentaffiliation\@empty
+    \gdef\@currentaffiliation{\nolinkurl{##2}}%
+  \else
+    \g@addto@macro\@currentaffiliation{\par\nolinkurl{##2}}%
+  \fi}%
+  \def\affiliation##1##2{\ifx\@currentaffiliation\@empty
+    \gdef\@currentaffiliation{%
+      \setkeys{@ACM@affiliation@}{obeypunctuation=false}%
+      \setkeys{@ACM@affiliation@}{##1}##2}%
+  \else
+    \g@addto@macro\@currentaffiliation{\par
+      \setkeys{@ACM@affiliation@}{obeypunctuation=false}%
+      \setkeys{@ACM@affiliation@}{##1}##2}%
+  \fi
+  \global\let\and\@typeset@author@bx
+}%
+  \hsize=\textwidth
+  \global\setbox\mktitle@bx=\vbox{\noindent
+    \box\mktitle@bx\par\medskip\leavevmode
+    \lineskip=1pc\relax\centering\hspace*{-1em}%
+    \addresses\let\and\@typeset@author@bx\and\par\bigskip}}
+\def\@mkauthors@iv{%
+  \author@bx@wd=\columnwidth\relax
+  \advance\author@bx@wd by -\author@bx@sep\relax
+  \ifnum\@ACM@authorsperrow>0\relax
+    \divide\author@bx@wd by \@ACM@authorsperrow\relax
+  \else
+    \ifcase\num@authorgroups
+    \relax % 0?
+    \or  % 1=one author per row
+    \else  % 2=two authors per row
+       \divide\author@bx@wd by 2\relax
+    \fi
+  \fi
+  \advance\author@bx@wd by -\author@bx@sep\relax
+  \gdef\@currentauthors{}%
+  \gdef\@currentaffiliation{}%
+  \def\@author##1{\ifx\@currentauthors\@empty
+    \gdef\@currentauthors{\par##1}%
+  \else
+    \g@addto@macro\@currentauthors{\par##1}%
+  \fi
+  \gdef\and{}}%
+  \def\email##1##2{\ifx\@currentaffiliation\@empty
+    \gdef\@currentaffiliation{\nolinkurl{##2}}%
+  \else
+    \g@addto@macro\@currentaffiliation{\par\nolinkurl{##2}}%
+  \fi}%
+  \def\affiliation##1##2{\ifx\@currentaffiliation\@empty
+    \gdef\@currentaffiliation{%
+      \setkeys{@ACM@affiliation@}{obeypunctuation=false}%
+           \setkeys{@ACM@affiliation@}{##1}##2}%
+  \else
+    \g@addto@macro\@currentaffiliation{\par
+      \setkeys{@ACM@affiliation@}{obeypunctuation=false}%
+      \setkeys{@ACM@affiliation@}{##1}##2}%
+  \fi
+  \global\let\and\@typeset@author@bx}%
+    \bgroup\hsize=\columnwidth
+    \par\raggedright\leftskip=\z@
+    \lineskip=1pc\noindent
+    \addresses\let\and\@typeset@author@bx\and\par\bigskip\egroup}
+\def\@mkauthorsaddresses{%
+  \ifnum\num@authors>1\relax
+  Authors' \else Author's \fi
+  \ifnum\num@authorgroups>1\relax
+  addresses: \else address: \fi
+  \bgroup
+  \def\streetaddress##1{\unskip\@addpunct, ##1}%
+  \def\postcode##1{\unskip\@addpunct, ##1}%
+  \def\position##1{\unskip\ignorespaces}%
+  \def\institution##1{\unskip\@addpunct, ##1}%
+  \def\city##1{\unskip\@addpunct, ##1}%
+  \def\state##1{\unskip\@addpunct, ##1}%
+  \renewcommand\department[2][0]{\unskip\@addpunct, ##2}%
+  \def\country##1{\unskip\@addpunct, ##1}%
+  \def\and{\unskip\@addpunct; }%
+  \def\@author##1{##1}%
+  \def\email##1##2{\unskip\@addpunct, \nolinkurl{##2}}%
+  \addresses
+  \egroup}
+\def\@setaddresses{}
+\def\@authornotemark{\g@addto@macro\@currentauthors{\footnotemark\relax}}
+\def\@@authornotemark#1{\g@addto@macro\@currentauthors{\footnotemark[#1]}}
+\def\@mkteasers{%
+  \ifx\@teaserfigures\@empty\else
+    \def\@teaser##1{\par\bigskip\bgroup
+      \captionsetup{type=figure}##1\egroup\par}
+    \global\setbox\mktitle@bx=\vbox{\noindent\box\mktitle@bx\par
+    \noindent\@teaserfigures\par\medskip}%
+  \fi}
+\def\@mkabstract{\bgroup
+  \ifx\@abstract\@lempty\else
+  {\phantomsection\addcontentsline{toc}{section}{Abstract}%
+    \if@ACM@journal
+       \everypar{\setbox\z@\lastbox\everypar{}}\small
+    \else
+      \section*{Abstract}%
+    \fi
+   \ignorespaces\@abstract\par}%
+  \fi\egroup}
+\def\@mkbibcitation{\bgroup
+  \def\@pages@word{\ifnum\getrefnumber{TotPages}=1\relax page\else pages\fi}%
+  \def\footnotemark{}%
+  \def\\{\unskip{} \ignorespaces}%
+  \def\footnote{\ClassError{\@classname}{Please do note use footnotes
+      inside a \string\title{} or \string\author{} command! Use
+      \string\titlenote{} or \string\authornote{} instead!}}%
+  \def\@article@string{\ifx\@acmArticle\@empty{\ }\else,
+    Article~\@acmArticle\ \fi}%
+  \par\medskip\small\noindent{\bfseries ACM Reference Format:}\par\nobreak
+  \noindent\authors. \@acmYear. \@title
+  \ifx\@subtitle\@empty. \else: \@subtitle. \fi
+  \if@ACM@journal
+     \textit{\@journalNameShort}
+     \@acmVolume, \@acmNumber \@article@string (\@acmPubDate),
+     \ref{TotPages}~\@pages@word.
+  \else
+     In \textit{\@acmBooktitle}%
+     \ifx\@acmEditors\@empty\textit{.}\else
+       \andify\@acmEditors\textit{, }\@acmEditors~\@editorsAbbrev.%
+     \fi\
+     ACM, New York, NY, USA%
+       \@article@string\unskip, \ref{TotPages}~\@pages@word.
+  \fi
+  \ifx\@acmDOI\@empty\else\@formatdoi{\@acmDOI}\fi
+\par\egroup}
+\def\@printendtopmatter{\par\bigskip}
+\def\@setthanks{\long\def\thanks##1{\par##1\@addpunct.}\thankses}
+\def\@setauthorsaddresses{\@authorsaddresses\unskip\@addpunct.}
+\RequirePackage{fancyhdr}
+\if@ACM@review
+  \newsavebox{\ACM@linecount@bx}
+  \newlength\ACM@linecount@bxht
+  \newcount\ACM@linecount
+  \ACM@linecount\@ne\relax
+  \def\ACM@mk@linecount{%
+    \savebox{\ACM@linecount@bx}[4em][t]{\parbox[t]{4em}{%
+        \setlength{\ACM@linecount@bxht}{0pt}%
+        \loop{\color{red}\scriptsize\the\ACM@linecount}\\
+        \global\advance\ACM@linecount by \@ne
+        \addtolength{\ACM@linecount@bxht}{\baselineskip}%
+        \ifdim\ACM@linecount@bxht<\textheight\repeat
+        {\color{red}\scriptsize\the\ACM@linecount}\hfill
+        \global\advance\ACM@linecount by \@ne}}}
+\fi
+\def\ACM@linecountL{%
+  \if@ACM@review
+  \ACM@mk@linecount
+  \begin{picture}(0,0)%
+    \put(-26,-22){\usebox{\ACM@linecount@bx}}%
+  \end{picture}%
+  \fi}
+\def\ACM@linecountR{%
+  \if@ACM@review
+  \ACM@mk@linecount
+  \begin{picture}(0,0)%
+    \put(20,-22){\usebox{\ACM@linecount@bx}}%
+  \end{picture}%
+  \fi}
+\if@ACM@timestamp
+  % Subtracting 30 from \time gives us the effect of rounding down despite
+  % \numexpr rounding to nearest
+  \newcounter{ACM@time@hours}
+  \setcounter{ACM@time@hours}{\numexpr (\time - 30) / 60 \relax}
+  \newcounter{ACM@time@minutes}
+  \setcounter{ACM@time@minutes}{\numexpr \time - \theACM@time@hours * 60 \relax}
+  \newcommand\ACM@timestamp{%
+    \footnotesize%
+    \ifx\@acmSubmissionID\@empty\relax\else
+    Submission ID: \@acmSubmissionID.{ }%
+    \fi
+    \the\year-\two@digits{\the\month}-\two@digits{\the\day}{ }%
+    \two@digits{\theACM@time@hours}:\two@digits{\theACM@time@minutes}{. }%
+    Page \thepage\ of \@startPage--\pageref*{TotPages}.%
+  }
+\fi
+\def\@shortauthors{\if@ACM@anonymous Anon.\else\shortauthors\fi}
+\def\@headfootfont{\sffamily}
+\fancypagestyle{standardpagestyle}{%
+  \fancyhf{}%
+  \renewcommand{\headrulewidth}{\z@}%
+  \renewcommand{\footrulewidth}{\z@}%
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \fancyhead[LE]{\ACM@linecountL\if@ACM@printfolios\thepage\fi}%
+    \fancyhead[RO]{\if@ACM@printfolios\thepage\fi}%
+    \fancyhead[RE]{\@shortauthors}%
+    \fancyhead[LO]{\ACM@linecountL\shorttitle}%
+    \fancyfoot[RO,LE]{\footnotesize Manuscript submitted to ACM}%
+  \or % acmsmall
+    \fancyhead[LE]{\ACM@linecountL\@headfootfont\@acmArticle\if@ACM@printfolios:\thepage\fi}%
+    \fancyhead[RO]{\@headfootfont\@acmArticle\if@ACM@printfolios:\thepage\fi}%
+    \fancyhead[RE]{\@headfootfont\@shortauthors}%
+    \fancyhead[LO]{\ACM@linecountL\@headfootfont\shorttitle}%
+    \fancyfoot[RO,LE]{\footnotesize \@journalName, Vol. \@acmVolume, No.
+    \@acmNumber, Article \@acmArticle.  Publication date: \@acmPubDate.}%
+  \or % acmlarge
+    \fancyhead[LE]{\ACM@linecountL\@headfootfont
+      \@acmArticle\if@ACM@printfolios:\thepage\fi\quad\textbullet\quad\@shortauthors}%
+    \fancyhead[LO]{\ACM@linecountL}%
+    \fancyhead[RO]{\@headfootfont
+      \shorttitle\quad\textbullet\quad\@acmArticle\if@ACM@printfolios:\thepage\fi}%
+    \fancyfoot[RO,LE]{\footnotesize \@journalName, Vol. \@acmVolume, No.
+    \@acmNumber, Article \@acmArticle.  Publication date: \@acmPubDate.}%
+  \or % acmtog
+    \fancyhead[LE]{\ACM@linecountL\@headfootfont
+      \@acmArticle\if@ACM@printfolios:\thepage\fi\quad\textbullet\quad\@shortauthors}%
+    \fancyhead[LO]{\ACM@linecountL}%
+    \fancyhead[RE]{\ACM@linecountR}%
+    \fancyhead[RO]{\@headfootfont
+      \shorttitle\quad\textbullet\quad\@acmArticle\if@ACM@printfolios:\thepage\fi\ACM@linecountR}%
+    \fancyfoot[RO,LE]{\footnotesize \@journalName, Vol. \@acmVolume, No.
+    \@acmNumber, Article \@acmArticle.  Publication date: \@acmPubDate.}%
+  \else % Proceedings
+    \fancyfoot[C]{\if@ACM@printfolios\footnotesize\thepage\fi}%
+    \fancyhead[LO]{\ACM@linecountL\@headfootfont\shorttitle}%
+    \fancyhead[RE]{\@headfootfont\@shortauthors\ACM@linecountR}%
+    \fancyhead[LE]{\ACM@linecountL\@headfootfont\acmConference@shortname,
+      \acmConference@date, \acmConference@venue}%
+    \fancyhead[RO]{\@headfootfont\acmConference@shortname,
+      \acmConference@date, \acmConference@venue\ACM@linecountR}%
+  \fi
+  \if@ACM@sigchiamode
+     \fancyheadoffset[L]{\dimexpr(\marginparsep+\marginparwidth)}%
+  \fi
+  \if@ACM@timestamp
+     \fancyfoot[LO,RE]{\ACM@timestamp}
+  \fi
+}
+\pagestyle{standardpagestyle}
+\newdimen\@folio@wd
+\@folio@wd=\z@
+\newdimen\@folio@ht
+\@folio@ht=\z@
+\newdimen\@folio@voffset
+\@folio@voffset=\z@
+\def\@folio@max{1}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+  \@folio@wd=45.75pt\relax
+  \@folio@ht=1.25in\relax
+  \@folio@voffset=.2in\relax
+  \def\@folio@max{8}
+\or % acmlarge
+  \@folio@wd=43.25pt\relax
+  \@folio@ht=79pt\relax
+  \@folio@voffset=.55in\relax
+  \def\@folio@max{10}
+\fi
+\def\@folioblob{\@tempcnta=0\@acmArticleSeq\relax
+  \ifnum\@tempcnta=0\relax\else
+  \loop
+     \ifnum\@tempcnta>\@folio@max\relax
+      \advance\@tempcnta by - \@folio@max
+   \repeat
+    \advance\@tempcnta by -1\relax
+    \@tempdima=\@folio@ht\relax
+    \multiply\@tempdima by \the\@tempcnta\relax
+    \advance\@tempdima by -\@folio@voffset\relax
+    \begin{picture}(0,0)
+    \makebox[\z@]{\raisebox{-\@tempdima}{%
+        \rlap{%
+          \raisebox{-0.45\@folio@ht}[\z@][\z@]{%
+            \rule{\@folio@wd}{\@folio@ht}}}%
+        \parbox{\@folio@wd}{%
+          \centering
+          \textcolor{white}{\LARGE\sffamily\bfseries\@acmArticle}}}}
+  \end{picture}\fi}
+
+\fancypagestyle{firstpagestyle}{%
+  \fancyhf{}%
+  \renewcommand{\headrulewidth}{\z@}%
+  \renewcommand{\footrulewidth}{\z@}%
+  \ifcase\ACM@format@nr
+  \relax % manuscript
+    \fancyhead[L]{\ACM@linecountL}%
+    \fancyfoot[RO,LE]{\if@ACM@printfolios\small\thepage\fi}%
+    \fancyfoot[RE,LO]{\footnotesize Manuscript submitted to ACM}%
+  \or % acmsmall
+    \fancyfoot[RO,LE]{\footnotesize \@journalName, Vol. \@acmVolume, No.
+    \@acmNumber, Article \@acmArticle.  Publication date:
+    \@acmPubDate.}%
+    \fancyhead[LE]{\ACM@linecountL\@folioblob}%
+    \fancyhead[LO]{\ACM@linecountL}%
+    \fancyhead[RO]{\@folioblob}%
+    \fancyheadoffset[RO,LE]{0.6\@folio@wd}%
+  \or % acmlarge
+    \fancyfoot[RO,LE]{\footnotesize \@journalName, Vol. \@acmVolume, No.
+    \@acmNumber, Article \@acmArticle.  Publication date:
+    \@acmPubDate.}%
+    \fancyhead[RO]{\@folioblob}%
+    \fancyhead[LE]{\ACM@linecountL\@folioblob}%
+    \fancyhead[LO]{\ACM@linecountL}%
+    \fancyheadoffset[RO,LE]{1.4\@folio@wd}%
+  \or % acmtog
+    \fancyfoot[RO,LE]{\footnotesize \@journalName, Vol. \@acmVolume, No.
+    \@acmNumber, Article \@acmArticle.  Publication date:
+    \@acmPubDate.}%
+    \fancyhead[L]{\ACM@linecountL}%
+    \fancyhead[R]{\ACM@linecountR}%
+  \else % Conference proceedings
+    \fancyhead[L]{\ACM@linecountL}%
+    \fancyhead[R]{\ACM@linecountR}%
+    \fancyfoot[C]{\if@ACM@printfolios\footnotesize\thepage\fi}%
+  \fi
+  \if@ACM@timestamp
+    \ifnum\ACM@format@nr=0\relax % Manuscript
+    \fancyfoot[LO,RE]{\ACM@timestamp\quad
+      \footnotesize Manuscript submitted to ACM}
+    \else
+    \fancyfoot[LO,RE]{\ACM@timestamp}
+    \fi
+  \fi
+}
+\let\ACM@ps@plain\ps@plain
+\let\ACM@ps@myheadings\ps@myheadings
+\let\ACM@ps@headings\ps@headings
+\def\ACM@restore@pagestyle{%
+  \let\ps@plain\ACM@ps@plain
+  \let\ps@myheadings\ACM@ps@myheadings
+  \let\ps@headings\ACM@ps@headings}
+\AtBeginDocument{\ACM@restore@pagestyle}
+\renewcommand\section{\@startsection{section}{1}{\z@}%
+  {-.75\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+  {.25\baselineskip}%
+  {\@secfont}}
+\renewcommand\subsection{\@startsection{subsection}{2}{\z@}%
+  {-.75\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+  {.25\baselineskip}%
+  {\@subsecfont}}
+\renewcommand\subsubsection{\@startsection{subsubsection}{3}{10pt}%
+  {-.5\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+  {-3.5\p@}%
+  {\@subsubsecfont\@adddotafter}}
+\renewcommand\paragraph{\@startsection{paragraph}{4}{\parindent}%
+  {-.5\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+  {-3.5\p@}%
+  {\@parfont\@adddotafter}}
+\renewcommand\part{\@startsection{part}{9}{\z@}%
+  {-10\p@ \@plus -4\p@ \@minus -2\p@}%
+  {4\p@}%
+  {\@parfont}}
+\def\section@raggedright{\@rightskip\@flushglue
+  \rightskip\@rightskip
+  \leftskip\z@skip
+  \parindent\z@}
+\def\@secfont{\sffamily\bfseries\section@raggedright\MakeTextUppercase}
+\def\@subsecfont{\sffamily\bfseries\section@raggedright}
+\def\@subsubsecfont{\sffamily\itshape}
+\def\@parfont{\itshape}
+\setcounter{secnumdepth}{3}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+ \def\@secfont{\sffamily\large\section@raggedright\MakeTextUppercase}
+ \def\@subsecfont{\sffamily\large\section@raggedright}
+\or % acmtog
+ \def\@secfont{\sffamily\large\section@raggedright\MakeTextUppercase}
+ \def\@subsecfont{\sffamily\large\section@raggedright}
+\or % sigconf
+ \def\@secfont{\bfseries\Large\section@raggedright\MakeTextUppercase}
+ \def\@subsecfont{\bfseries\Large\section@raggedright}
+\or % siggraph
+ \def\@secfont{\sffamily\bfseries\Large\section@raggedright\MakeTextUppercase}
+ \def\@subsecfont{\sffamily\bfseries\Large\section@raggedright}
+\or % sigplan
+ \def\@secfont{\bfseries\Large\section@raggedright}
+ \def\@subsecfont{\bfseries\section@raggedright}
+ \renewcommand\subsubsection{\@startsection{subsubsection}{3}{\z@}%
+   {-.75\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+   {.25\baselineskip}%
+   {\@subsubsecfont}}
+ \def\@subsubsecfont{\bfseries\section@raggedright}
+ \renewcommand\paragraph{\@startsection{paragraph}{4}{\z@}%
+   {-.5\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+   {-3.5\p@}%
+   {\@parfont\@addspaceafter}}
+ \def\@parfont{\bfseries\itshape}
+ \renewcommand\subparagraph{\@startsection{subparagraph}{5}{\z@}%
+   {-.5\baselineskip \@plus -2\p@ \@minus -.2\p@}%
+   {-3.5\p@}%
+   {\@subparfont\@addspaceafter}}
+ \def\@subparfont{\itshape}
+\or % sigchi
+ \setcounter{secnumdepth}{1}
+ \def\@secfont{\sffamily\bfseries\section@raggedright\MakeTextUppercase}
+ \def\@subsecfont{\sffamily\bfseries\section@raggedright}
+\or % sigchi-a
+ \setcounter{secnumdepth}{0}
+ \def\@secfont{\sffamily\bfseries\section@raggedright\MakeTextUppercase}
+ \def\@subsecfont{\sffamily\bfseries\section@raggedright}
+\fi
+\def\@adddotafter#1{#1\@addpunct{.}}
+\def\@addspaceafter#1{#1\@addpunct{\enspace}}
+\providecommand*\@dotsep{4.5}
+\def\@acmplainbodyfont{\itshape}
+\def\@acmplainindent{\parindent}
+\def\@acmplainheadfont{\scshape}
+\def\@acmplainnotefont{\@empty}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+\or % acmtog
+\or % sigconf
+\or % siggraph
+\or % sigplan
+  \def\@acmplainbodyfont{\itshape}
+  \def\@acmplainindent{\z@}
+  \def\@acmplainheadfont{\bfseries}
+  \def\@acmplainnotefont{\normalfont}
+\or % sigchi
+\or % sigchi-a
+\fi
+\newtheoremstyle{acmplain}%
+  {.5\baselineskip\@plus.2\baselineskip
+    \@minus.2\baselineskip}% space above
+  {.5\baselineskip\@plus.2\baselineskip
+    \@minus.2\baselineskip}% space below
+  {\@acmplainbodyfont}% body font
+  {\@acmplainindent}% indent amount
+  {\@acmplainheadfont}% head font
+  {.}% punctuation after head
+  {.5em}% spacing after head
+  {\thmname{#1}\thmnumber{ #2}\thmnote{ {\@acmplainnotefont(#3)}}}% head spec
+\def\@acmdefinitionbodyfont{\normalfont}
+\def\@acmdefinitionindent{\parindent}
+\def\@acmdefinitionheadfont{\itshape}
+\def\@acmdefinitionnotefont{\@empty}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+\or % acmtog
+\or % sigconf
+\or % siggraph
+\or % sigplan
+  \def\@acmdefinitionbodyfont{\normalfont}
+  \def\@acmdefinitionindent{\z@}
+  \def\@acmdefinitionheadfont{\bfseries}
+  \def\@acmdefinitionnotefont{\normalfont}
+\or % sigchi
+\or % sigchi-a
+\fi
+\newtheoremstyle{acmdefinition}%
+  {.5\baselineskip\@plus.2\baselineskip
+    \@minus.2\baselineskip}% space above
+  {.5\baselineskip\@plus.2\baselineskip
+    \@minus.2\baselineskip}% space below
+  {\@acmdefinitionbodyfont}% body font
+  {\@acmdefinitionindent}% indent amount
+  {\@acmdefinitionheadfont}% head font
+  {.}% punctuation after head
+  {.5em}% spacing after head
+  {\thmname{#1}\thmnumber{ #2}\thmnote{ {\@acmdefinitionnotefont(#3)}}}% head spec
+\theoremstyle{acmplain}
+\AtEndPreamble{%
+  \if@ACM@acmthm
+  \theoremstyle{acmplain}
+  \@ifundefined{theorem}{%
+  \newtheorem{theorem}{Theorem}[section]
+  }{}
+  \@ifundefined{conjecture}{%
+  \newtheorem{conjecture}[theorem]{Conjecture}
+  }{}
+  \@ifundefined{proposition}{%
+  \newtheorem{proposition}[theorem]{Proposition}
+  }{}
+  \@ifundefined{lemma}{%
+  \newtheorem{lemma}[theorem]{Lemma}
+  }{}
+  \@ifundefined{corollary}{%
+  \newtheorem{corollary}[theorem]{Corollary}
+  }{}
+  \theoremstyle{acmdefinition}
+  \@ifundefined{example}{%
+  \newtheorem{example}[theorem]{Example}
+  }{}
+  \@ifundefined{definition}{%
+  \newtheorem{definition}[theorem]{Definition}
+  }{}
+  \fi
+  \theoremstyle{acmplain}
+}
+\def\@proofnamefont{\scshape}
+\def\@proofindent{\indent}
+\ifcase\ACM@format@nr
+\relax % manuscript
+\or % acmsmall
+\or % acmlarge
+\or % acmtog
+\or % sigconf
+\or % siggraph
+\or % sigplan
+  \def\@proofnamefont{\itshape}
+  \def\@proofindent{\noindent}
+\or % sigchi
+\or % sigchi-a
+\fi
+\renewenvironment{proof}[1][\proofname]{\par
+  \pushQED{\qed}%
+  \normalfont \topsep6\p@\@plus6\p@\relax
+  \trivlist
+  \item[\@proofindent\hskip\labelsep
+        {\@proofnamefont #1\@addpunct{.}}]\ignorespaces
+}{%
+  \popQED\endtrivlist\@endpefalse
+}
+\specialcomment{acks}{%
+  \begingroup
+  \section*{Acknowledgments}
+  \phantomsection\addcontentsline{toc}{section}{Acknowledgments}
+}{%
+  \endgroup
+}
+\def\grantsponsor#1#2#3{#2}
+\newcommand\grantnum[3][]{#3%
+  \def\@tempa{#1}\ifx\@tempa\@empty\else\space(\url{#1})\fi}
+\AtEndPreamble{%
+\if@ACM@screen
+  \includecomment{screenonly}
+  \excludecomment{printonly}
+\else
+  \excludecomment{screenonly}
+  \includecomment{printonly}
+\fi
+\if@ACM@anonymous
+  \excludecomment{anonsuppress}
+  \excludecomment{acks}
+\else
+  \includecomment{anonsuppress}
+\fi}
+\newcommand\showeprint[2][arxiv]{%
+  \def\@tempa{#1}%
+  \ifx\@tempa\@empty\def\@tempa{arxiv}\fi
+  \def\@tempb{arxiv}%
+  \ifx\@tempa\@tempb
+     arXiv:\href{http://arxiv.org/abs/#2}{#2}\else arXiv:#2%
+  \fi}
+\normalsize\normalfont\frenchspacing
+\endinput
+%%
+%% End of file `acmart.cls'.
diff --git a/examples/acmart/test.tex b/examples/acmart/test.tex
new file mode 100644
index 0000000..5add936
--- /dev/null
+++ b/examples/acmart/test.tex
@@ -0,0 +1,3 @@
+\documentclass[sigplan]{acmart}
+\usepackage{../../apxproof}
+\input{../common}
diff --git a/examples/common.tex b/examples/common.tex
index 57f2f8b..60597d2 100644
--- a/examples/common.tex
+++ b/examples/common.tex
@@ -6,8 +6,15 @@
 \newtheoremrep{example}{Example}[section]
 
 \renewcommand{\appendixsectionformat}[2]{Material for #2 (Section~#1)}
+\renewcommand{\appendixrefname}{Appendix References}
+
+\title{Title}
+\author{Author}
 
 \begin{document}
+
+\maketitle
+
 Hello world!
 
 \begin{theoremrep}
diff --git a/examples/inline/cc-by.pdf b/examples/inline/cc-by.pdf
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diff --git a/examples/scrbook/test.tex b/examples/scrbook/test.tex
new file mode 100644
index 0000000..f39e2af
--- /dev/null
+++ b/examples/scrbook/test.tex
@@ -0,0 +1,3 @@
+\documentclass{scrbook}
+\usepackage{../../apxproof}
+\input{../common}
diff --git a/examples/strip/cc-by.pdf b/examples/strip/cc-by.pdf
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