About: electric power grid

Premodifier: electric power
Head noun: grid

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

Broader concepts

label	provenance	confidence
critical infrastructure	isap:476621161	0.824626
technology	isap:191034456	0.593040
infrastructure	isap:476621196	0.547621
network	isap:9332522	0.483859
system	isap:309258827	0.476363
solar storm	isap:89121606	0.365318

Narrower concepts

label	provenance	confidence