About: http://webisa.webdatacommons.org/6659688

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	n show that a solution exists in this instance if and only if it there is a solution in the NP-complete problem.Your problem sounds like graph coloring, though there is one unclear detail.
http://www.w3.org/ns/prov#wasQuotedFrom	mathisfunforum.com