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

Formal Language: 



Term 1: Term 2:

(=>
    (and
        (equal ?W
            (OrganicObjectFn ?S))
        (subclass ?W PoplarWood)
        (subclass ?S PlantStem))
    (initialPart ?S PoplarTree))		 Economy.kif 5358-5363
(subclass PoplarWood Hardwood) Economy.kif 5355-5355 PoplarWood 是 Hardwood 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