About: major building system

Premodifier: major building
Head noun: system

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
lighting	isap:481634159	0.511780
plumbing	isap:485999383	0.493675
heating	isap:272679017	0.475113
ventilation	isap:143381909	0.466402