About: birthing ball

Premodifier: birthing
Head noun: ball

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

Broader concepts

label	provenance	confidence
relaxation technique	isap:288058030	0.684506
option	isap:300909071	0.542566
labor	isap:85740657	0.432210

Narrower concepts

label	provenance	confidence
labor	isap:194788505	0.253323