Slight update from @pchampin.

Co-Authored-By: Pierre-Antoine Champin <[email protected]>

Author: gkellogg

index.html

@@ -1253,7 +1253,7 @@ <h3>Algorithm</h3>
                 <li class="changed">If <var>context</var> was previously dereferenced,
                   then the processor MUST NOT do a further dereference, and
                   <a>context</a> is set to the
-                  previously established <a>internal representation</a>,
+                  previously established <a>internal representation</a>:
                   set <var>context document</var> to the previously dereferenced document,
                   and set <var>loaded context</var> to the value of the `@context`
                   <a>entry</a> from the document in <var>context document</var>.