first cut, thanks to Martin Hepp and others in http://lists.w3.org/Archives/Public/public-vocabs/2013Sep/0143.html
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/schema.org/ext/listitem.html Thu Oct 17 17:59:54 2013 +0200
@@ -0,0 +1,74 @@
+<!DOCTYPE html>
+<html><head><title>Improvements to ListItem for schema.org</title>
+ <style type="text/css">
+ span.h {
+ padding-left: 0px;
+ font-weight: bold;
+ }
+ span {
+ display: block;
+ padding-left: 10px;
+ }
+ </style>
+ </head>
+ <body>
+
+ <h1>ListItem improvements</h1>
+
+
+<!-- ========================== -->
+<!-- CHANGES TO EXISTING ELEMENTS -->
+<!-- ========================== -->
+
+<!-- New range
+<div typeof="rdf:Property" about="http://schema.org/itemListElement">
+ <span>Domain: <a property="http://schema.org/domain" href="http://schema.org/ItemList">ItemList</a></span>
+ <span>Range: <a property="http://schema.org/range" href="http://schema.org/ListItem">ListItem</a></span>
+ <span>Range: <a property="http://schema.org/range" href="http://schema.org/Text">Text</a></span>
+ <span>Range: <a property="http://schema.org/range" href="http://schema.org/Thing">Thing</a></span>
+
+ ItemList
+</div>
+
+<!-- ========================== -->
+<!-- ADDITIONAL ELEMENTS -->
+<!-- ========================== -->
+
+<div typeof="rdfs:Class" about="http://schema.org/ListItem">
+ <span class="h" property="rdfs:label">ListItem</span>
+ <span property="rdfs:comment">A list item, e.g. a step in a checklist or how-to description.</span>
+ <span>Subclass of: <a property="rdfs:subClassOf" href="http://schema.org/StructuredValue">StructuredValue</a></span>
+</div>
+
+<div typeof="rdf:Property" about="http://schema.org/itemPosition">
+ <span class="h" property="rdfs:label">itemPosition</span>
+ <span property="rdfs:comment">The position of the item in an ordered list (1 = first, 2 = second, ...).</span>
+ <span>Domain: <a property="http://schema.org/domain" href="http://schema.org/ListItem">ListItem</a></span>
+ <span>Range: <a property="http://schema.org/range" href="http://schema.org/Number">Number</a></span>
+</div>
+
+
+<div typeof="rdf:Property" about="http://schema.org/item">
+ <span class="h" property="rdfs:label">item</span>
+ <span property="rdfs:comment">The entity represented by the entry in the list (e.g. the artist, song, ...).</span>
+ <span>Domain: <a property="http://schema.org/domain" href="http://schema.org/ListItem">ListItem</a></span>
+ <span>Range: <a property="http://schema.org/range" href="http://schema.org/Thing">Thing</a></span>
+</div>
+
+<div typeof="rdf:Property" about="http://schema.org/previous">
+ <span class="h" property="rdfs:label">previous</span>
+ <span property="rdfs:comment">A link to the ListItem that preceeds the current one.</span>
+ <span>Domain: <a property="http://schema.org/domain" href="http://schema.org/ListItem">ListItem</a></span>
+ <span>Domain: <a property="http://schema.org/range" href="http://schema.org/ListItem">ListItem</a></span>
+</div>
+
+<div typeof="rdf:Property" about="http://schema.org/next">
+ <span class="h" property="rdfs:label">next</span>
+ <span property="rdfs:comment">A link to the ListItem that follows the current one.</span>
+ <span>Domain: <a property="http://schema.org/domain" href="http://schema.org/ListItem">ListItem</a></span>
+ <span>Domain: <a property="http://schema.org/range" href="http://schema.org/ListItem">ListItem</a></span>
+</div>
+
+
+</body>
+</html>