About: http://webisa.webdatacommons.org/334821572

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	Otherwise remove all edges incident to the vertex except for the edge leading to the smallest numbered vertex.
http://www.w3.org/ns/prov#wasQuotedFrom	mathoverflow.net