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

Formal Language: 



Term 1: Term 2:

(=>
    (and
        (instance ?WATER River)
        (trafficableForTrafficType ?WATER ?TYPE)
        (subclass ?TYPE WaterVehicle))
    (instance ?WATER Waterway))
Transportation.kif 1668-1673
(subclass River StreamWaterArea) Geography.kif 5149-5149 River is a subclass of stream water area
(subclass River FreshWaterArea) Geography.kif 5150-5150 River is a subclass of fresh water area
(subclass River BodyOfWater) Geography.kif 5151-5151 River is a subclass of body of water


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 2.99c (>= 2017/11/20) is open source software produced by Articulate Software and its partners