About: http://webisa.webdatacommons.org/279910257

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	extends another activity class and reuse listener codes to views such as buttons etc
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com