About: open problem

Premodifier: open
Head noun: problem

Same concepts
http://dbpedia.org/resource/Open_problem

Broader concepts

label	provenance	confidence
algorithm	isap:317192523	0.532580
question	isap:48087721	0.240244
extension	isap:316105323	0.226610

Narrower concepts

label	provenance	confidence
riemann hypothesis	isap:220616562	0.740161
application	isap:139473682	0.251923
case	isap:8533908	0.248128