About: physical access control

Premodifier: physical access
Head noun: control

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

Broader concepts

label	provenance	confidence
diverse application	isap:65043649	0.738203
application	isap:65043442	0.711515
service	isap:435511181	0.296874

Narrower concepts

label	provenance	confidence