About: ignition key

Premodifier: ignition
Head noun: key

Same concepts
http://dbpedia.org/resource/Key_(lock)

Broader concepts

label	provenance	confidence
device	isap:210274594	0.612060
key	isap:280062504	0.453243

Narrower concepts

label	provenance	confidence
transponder chip key	isap:280062921	0.794972
transponder	isap:502007691	0.281017