--- a/model/diff/Makefile	Wed Aug 08 11:04:21 2012 +0100
+++ b/model/diff/Makefile	Wed Aug 08 11:20:15 2012 +0100
@@ -17,3 +17,5 @@
 
 
 
+c.diff:
+	htmldiff ../releases/ED-prov-constraints-20120723/prov-constraints.html prov-constraints.html > ../diff-c.html

--- a/model/prov-constraints.html	Wed Aug 08 11:04:21 2012 +0100
+++ b/model/prov-constraints.html	Wed Aug 08 11:20:15 2012 +0100
@@ -773,6 +773,21 @@
 </section>
 
 <section>
+<h4>Validation Process Overview</h4>
+
+<div style="text-align: center;">
+<figure>
+<img src="images/constraints/prov-c.graffle.svg/overview.svg" alt="validation process overview" />
+<br>
+<figcaption id="validation-process-overview">Overview of the Validation Process</figcaption>
+</figure> <!-- <b>new Figure 1:</b>  -->
+</div>
+
+
+
+</section>
+
+<section>
 <h4>Summary of constraints and inferences</h4>
 
 <p><a href="">Table 1</a> summarizes the definitions, inferences, and