About: active galactic nucleus

Premodifier: active galactic
Head noun: nucleus

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

Broader concepts

label	provenance	confidence
exotic object	isap:275533219	0.753657
object	isap:275533217	0.737733
topic	isap:40093711	0.718530
x-ray source	isap:268810829	0.605609
source	isap:268810827	0.579819
galaxy	isap:267424039	0.204566

Narrower concepts

label	provenance	confidence
quasar	isap:449034942	0.797278
blazar	isap:449322088	0.408873
galaxy	isap:440328895	0.239356