Class For-Sale

Subclass-Of:
Eo-Entity, Individual, Individual-Thing, Thing
Superclass-Of: Sale-Offer
Instance-Of: Class, Relation, Set
Domain-Of:
Asking-Price, For-Sale-Vendor, Product-For-Sale, Specified-Potential-Customer
Arity: 1
Documentation:
A situation whereby one Legal-Entity offers to enter into a Sale. This necessarily entails a Product-For-Sale and an Asking-Price.


Slots:

Asking-Price:
Slot-Cardinality: 1
Slot-Value-Type: Good-Service-Or-Money
For-Sale-Vendor:
Slot-Cardinality: 1
Slot-Value-Type: Legal-Entity
Product-For-Sale:
Slot-Cardinality: 1
Slot-Value-Type: Good-Service-Or-Money
Specified-Potential-Customer:
Minimum-Slot-Cardinality: 0
Slot-Value-Type: Legal-Entity

Implication Axioms mentioning For-Sale:

(=> (Sale-Offer ?X) (For-Sale ?X))


Equivalence Axioms mentioning For-Sale:

(<=> (Sale-Offer ?X)
     (And (For-Sale ?X)
          (Exists (?Le) (Specified-Potential-Customer ?X ?Le))))