About: http://webisa.webdatacommons.org/129125951

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	All you need to do is add class=png to the element such as the change in the following example:
http://www.w3.org/ns/prov#wasQuotedFrom	airsamplinginstruments.com