About: solar hot water system

Premodifier: solar hot water
Head noun: system

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

Broader concepts

label	provenance	confidence
no-brainer	isap:17752892	0.480283
energy	isap:392375651	0.447099
excellent investment	isap:18306733	0.383334
investment	isap:18306716	0.269569
in	isap:514605983	0.191163

Narrower concepts

label	provenance	confidence