About: gray box

Premodifier: gray
Head noun: box

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

Broader concepts

label	provenance	confidence
box	isap:280601185	0.433043
error	isap:468116943	0.302886
system	isap:211648568	0.276510
video	isap:469733554	0.161651

Narrower concepts

label	provenance	confidence
picture	isap:507946717	0.110808