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No TPTP formula. May not be expressible in strict first order. Geography.kif 7403-7403 子類 ParticulateMatter and Mixture
No TPTP formula. May not be expressible in strict first order. Geography.kif 7432-7432 子類 CoarseParticulateMatter and ParticulateMatter
No TPTP formula. May not be expressible in strict first order. Geography.kif 7461-7461 子類 FineParticulateMatter and ParticulateMatter


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