--- a/spec/latest/json-ld-api/index.html	Wed Mar 27 18:09:04 2013 +0100
+++ b/spec/latest/json-ld-api/index.html	Thu Mar 28 13:57:36 2013 +0100
@@ -3741,6 +3741,9 @@
           <li>Set <i>expanded</i> to the result of using the
             <a href="#expansion-algorithm">Expansion algorithm</a>, passing the
             <tref>active context</tref> and <i>input</i> as <i>element</i>.</li>
+          <li>Initialize an empty <i>identifier map</i> and a <i>counter</i> (set to <code>0</code>)
+            to be used by the
+            <a href="#generate-blank-node-identifier">Generate Blank Node Identifier algorithm</a>.</li>
           <li>Set <i>flattened</i> to the result of using the
             <a href="#flattening-algorithm">Flattening algorithm</a>, passing
             <i>expanded</i> as <i>element</i>, <i>context</i>, and if passed, the