About: http://webisa.webdatacommons.org/156705350

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	easier to debug since you can mouse over the variable name, and in the cases of e.g. PHP programming without debuggers, it is easier to echo out these variable names to get their values
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com