About: http://webisa.webdatacommons.org/222492349

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	test cases from the examples of the paper, e.g. http://www.jdrew.org/rif/wd2/RIFPosHornExample.rif
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org