About: gravity knife

Premodifier: gravity
Head noun: knife

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

Broader concepts

label	provenance	confidence
offensive weapon	isap:159586041	0.703947
knife with a blade	isap:375222514	0.557815
knife	isap:375222464	0.459126

Narrower concepts

label	provenance	confidence