About: http://webisa.webdatacommons.org/292900978

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	it is just not stopping the form from submitting when their is an error in these manually generated elements, unless I do something like this, and add a pre-submit callback on the form's AJAX submission:
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com