About: relay switch

Premodifier: relay
Head noun: switch

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

Broader concepts

label	provenance	confidence
switching device	isap:387773765	0.710507
device	isap:387773430	0.493219

Narrower concepts

label	provenance	confidence
control switch	isap:388946513	0.679585
coil	isap:303678251	0.302655
switch	isap:388946990	0.266466
engine	isap:392540736	0.243842