<http://schema.org/dateModified>
"2013-08-23T15:53:52+00:00"^^<http://schema.org/Date>
<http://www.cakecentral.com/forum/t/762576/flourless-choc-cakein-a-square-pan-can-it-be-done-without-resulting-in-a-pile-of-cake-chunks>