| No TPTP formula. May not be expressible in strict first order. | Cars.kif 5109-5112 | There exists a kind of object such that a kind of object is a subclass of tool box and the maker of the kind of object is Sortimo Corporation |
| No TPTP formula. May not be expressible in strict first order. | Cars.kif 4821-4821 | Tool box is a subclass of box |
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