About: air sac

Premodifier: air
Head noun: sac

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

Broader concepts

label	provenance	confidence
internal organ	isap:468879048	0.619508
respiratory system	isap:209290061	0.606411
feature	isap:232583350	0.297094
part	isap:248358341	0.286742
lung	isap:248667742	0.272522

Narrower concepts

label	provenance	confidence
alveolus	isap:348813327	0.206593
emphysema	isap:487658587	0.168943