About: http://webisa.webdatacommons.org/131002172

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	Clearly describe what will happen when the form is submitted, and if you are asking for subscriptions to an email publication or similar, the best practice is to provide a link to a sample issue.
http://www.w3.org/ns/prov#wasQuotedFrom	convinceandconvert.com