Term Intersection : Welcome guest : log in		 [  Home |  Graph |  ]  KB:  Language:   

Formal Language: 



Term 1: Term 2:

(subclass GreenhouseGas PureSubstance) Geography.kif 2735-2735 温室气体 是 純物质 的 subclass
(subclass GreenhouseGas Gas) Geography.kif 2736-2736 温室气体 是 加油站 的 subclass


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners