No TPTP formula. May not be expressible in strict first order.	Mid-level-ontology.kif 21960-21975	If a physical is an instance of kidnapping, then there exist an entity, another entity and a third entity such that the entity is an instance of sentient agent and the other entity is an instance of geographic area and the third entity is an instance of geographic area and the other entity is not equal to the third entity and the entity is located at the other entity holds during immediately before the time of existence of the physical and the entity is located at the third entity holds during the time of existence of the physical
No TPTP formula. May not be expressible in strict first order.	Mid-level-ontology.kif 3472-3481	If a physical is an instance of land vehicle, then the physical has the purpose there exist an entity and another entity such that the other entity is a surface of geographic area and the entity is an instance of transportation and the physical meets the other entity holds during the time of existence of the entity
No TPTP formula. May not be expressible in strict first order.	Transportation.kif 328-333	If an object is an instance of subway, then there exists a self connected object such that the self connected object is a surface of geographic area and the object is below to the self connected object
No TPTP formula. May not be expressible in strict first order.	Geography.kif 1719-1725	If a terrain attribute is a terrain in area of a geographic area, then there exists an object such that the object is an instance of geographic area and the terrain attribute is an attribute of the object and the object is partly located in the geographic area

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