Shorter outcome strings for Chess960.

PiperOrigin-RevId: 658373627 Change-Id: I32ff30afef62ce9843e7591cdbd69ac6a604ab8a
google-deepmind · Aug 2, 2024 · b9b6cc0 · b9b6cc0
1 parent 3cdecf7
commit b9b6cc0
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/open_spiel/games/chess/chess.cc b/open_spiel/games/chess/chess.cc
@@ -368,8 +368,7 @@ std::string ChessState::ActionToString(Player player, Action action) const {
     // Chess960 has an initial chance node.
     SPIEL_CHECK_GE(action, 0);
     SPIEL_CHECK_LT(action, 960);
-    return absl::StrCat("Chance node outcome ", action, ": ",
-                        ParentGame()->Chess960LookupFEN(action));
+    return absl::StrCat("ChanceNodeOutcome_", action);
   }
   Move move = ActionToMove(action, Board());
   return move.ToSAN(Board());