About: http://webisa.webdatacommons.org/394740377

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	Let d(P,Q) denote distance from P to Q. Note that if E is the lowest common ancestor of A, B, C, then d(A,B) = d(A,E)+d(E,B) and also note that d(E,B) >= D(E,C).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com