| No TPTP formula. May not be expressible in strict first order. | Languages.kif 12953-12953 | 子類 sko語言 and 口語人類語言 |
| No TPTP formula. May not be expressible in strict first order. | Languages.kif 12960-12960 | 子類 克里薩集團的語言 and sko語言 |
| No TPTP formula. May not be expressible in strict first order. | Languages.kif 12997-12997 | 子類 vanimo集團的語言 and sko語言 |
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