(=> (instance ?CLASS Class) (subclass ?CLASS Entity)) |
Merge.kif 828-830 | |
(=> (subclass ?X ?Y) (and (instance ?X Class) (instance ?Y Class))) |
Merge.kif 137-141 |
|
(subclass Class SetOrClass) | Merge.kif 2136-2136 | Class is a subclass of set or class |
(domain subclass 1 Class) | Merge.kif 131-131 | The number 1 argument of subclass is an instance of class |
(domain subclass 2 Class) | Merge.kif 132-132 | The number 2 argument of subclass is an instance of class |