<http://schema.org/dateModified>
"1970-01-01T00:00:00Z"^^<http://schema.org/Date>
<http://www.mercurynews.com/2012/12/31/ponderosa-homes-presents-stunning-new-homes-at-park-view-porter-lane-vinsanto-and-the-village-at-ironwood-a-55-community/>