No TPTP formula. May not be expressible in strict first order. | Merge.kif 5668-5668 | Directed graph is a subclass of graph |
No TPTP formula. May not be expressible in strict first order. | Merge.kif 5685-5685 | Tree is a subclass of directed graph |
No TPTP formula. May not be expressible in strict first order. | Merge.kif 5718-5718 | Graph path is a subclass of directed graph |