About: lethal gas

Premodifier: lethal
Head noun: gas

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

Broader concepts

label	provenance	confidence
weapon	isap:215071189	0.494372

Narrower concepts

label	provenance	confidence
carbon monoxide	isap:350467896	0.780043
hydrogen cyanide	isap:508766221	0.728864
mustard gas	isap:281611271	0.652968