About: air traffic control tower

Premodifier: air traffic control
Head noun: tower

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

Broader concepts

label	provenance	confidence
facility	isap:294939200	0.698608
equipment	isap:338486427	0.622436
airport	isap:230941577	0.608589

Narrower concepts

label	provenance	confidence