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

Formal Language: 



Term 1: Term 2:

(subclass Lubricant Substance) Cars.kif 2975-2975 Lubricant is a subclass of substance
(subclass Grease Lubricant) Cars.kif 2981-2981 Grease is a subclass of lubricant


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