About: http://webisa.webdatacommons.org/279382103

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	However, in the set (S, G), there is an entry (S, G, -) for which the destination port is not specified, so output VC pointer 1 is obtained.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com