About: mobile telephone system

Premodifier: mobile telephone
Head noun: system

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

Broader concepts

label	provenance	confidence
network	isap:443196577	0.529618
communication	isap:22344345	0.228239

Narrower concepts

label	provenance	confidence
mobile station	isap:265893681	0.685977