About: powder river basin

Premodifier: powder river
Head noun: basin

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

Broader concepts

label	provenance	confidence
asset	isap:375294367	0.527529
area	isap:201816242	0.317149
price	isap:371654324	0.182658
coal	isap:201887336	0.167532

Narrower concepts

label	provenance	confidence