diff --git a/spec/Section 2 -- Source Schema.md b/spec/Section 2 -- Source Schema.md
index 8055611..efef681 100644
--- a/spec/Section 2 -- Source Schema.md	
+++ b/spec/Section 2 -- Source Schema.md	
@@ -41,7 +41,7 @@ as entities.
 
 ```graphql example
 extend type Query {
-  entityById(id: ID!, categoryId: Int): Entity @entityResolver
+  entityById(id: ID!, categoryId: Int): Entity @lookup
 }
 
 union Entity = Cat | Dog
@@ -57,6 +57,22 @@ extend type Cat {
 }
 ```
 
+....
+
+```graphql example
+extend type Query {
+  lookups: Lookups!
+}
+
+type Lookups {
+  personById(id: ID!): Person @lookup
+}
+
+extend type Person {
+  id: ID! # matches the argument of personById
+}
+```
+
 ### @is
 
 ```graphql