Sigma KB Term Intersection

No TPTP formula. May not be expressible in strict first order.	Economy.kif 4732-4735	If a kind of plant is equal to plant fn wine grape, then a kind of plant is a subclass of grape vine
No TPTP formula. May not be expressible in strict first order.	Food.kif 3689-3689	Wine grape is a subclass of food for animal
No TPTP formula. May not be expressible in strict first order.	Food.kif 3690-3690	Wine grape is a subclass of grape
No TPTP formula. May not be expressible in strict first order.	Economy.kif 4730-4730	Wine grape is a subclass of fruit