About: x-ray binary

Premodifier: x-ray
Head noun: binary

Same concepts
http://dbpedia.org/resource/X-ray_binary

Broader concepts

label	provenance	confidence
binary	isap:391649061	0.476792
phenomenon	isap:21419972	0.446572
source	isap:385975612	0.421448

Narrower concepts

label	provenance	confidence