| No TPTP formula. May not be expressible in strict first order. | Languages.kif 5967-5967 | 子類 pawnee kitsai 語 and 北方的caddoan語言 |
| No TPTP formula. May not be expressible in strict first order. | Languages.kif 5973-5973 | 子類 Kitai組語言 and pawnee kitsai 語 |
| No TPTP formula. May not be expressible in strict first order. | Languages.kif 5987-5987 | 子類 pawnee 團體語言 and pawnee kitsai 語 |
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