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Sigma KEE - PlayArea

PlayArea(playground)

appearance as argument number 1

No TPTP formula. May not be expressible in strict first order.	Dining.kif 983-984
No TPTP formula. May not be expressible in strict first order.	Dining.kif 982-982	Playground is a subclass of region

appearance as argument number 2

No TPTP formula. May not be expressible in strict first order.

Dining.kif 985-985

antecedent

No TPTP formula. May not be expressible in strict first order.

Dining.kif 987-995

If a physical is an instance of playground,
then the physical has the purpose there exist an entity and another entity such that the other entity is an instance of recreation or exercise and the other entity is located at the physical and the entity is an instance of human child and the entity is an agent of the other entity

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