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No TPTP formula. May not be expressible in strict first order. Geography.kif 4026-4026 子類 山 and 土地形式
No TPTP formula. May not be expressible in strict first order. Geography.kif 4027-4027 子類 山 and 高地地區
No TPTP formula. May not be expressible in strict first order. Geography.kif 4078-4078 子類 火山 and 山


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