About: http://webisa.webdatacommons.org/107269694

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	You append symbols to the name of the parameter to specify the type of value (string, integer or float) and whether the value is mandatory or optional.
http://www.w3.org/ns/prov#wasQuotedFrom	perlhowto.com