About: sleeper cell

Premodifier: sleeper
Head noun: cell

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

Broader concepts

label	provenance	confidence
terror module	isap:305043615	0.719946
show	isap:169883064	0.640427
showtime series	isap:308709205	0.548821
threat	isap:306190209	0.158866

Narrower concepts

label	provenance	confidence
us	isap:333713556	0.255773
guy	isap:246861560	0.239285
obama	isap:197352996	0.226469