About: range extender

Premodifier: range
Head noun: extender

Same concepts
http://dbpedia.org/resource/Range_extender_(vehicle)

Broader concepts

label	provenance	confidence
option	isap:483321784	0.566010
device	isap:485618810	0.278540

Narrower concepts

label	provenance	confidence
fuel cell	isap:460862875	0.592321
vehicle	isap:51023993	0.126744