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

Formal Language: 



Term 1: Term 2:

(subclass AH1 Helicopter) MilitaryDevices.kif 1889-1889
(subclass AH1 MilitaryVehicle) MilitaryDevices.kif 1890-1890


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