About: on-line database

Premodifier: on-line
Head noun: database

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

Broader concepts

label	provenance	confidence
resource	isap:58003638	0.660406
service	isap:340455743	0.489378

Narrower concepts

label	provenance	confidence
mla bibliography	isap:425801290	0.730774
medline	isap:50353718	0.443697
ancestry	isap:62760237	0.414279