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No TPTP formula. May not be expressible in strict first order. Media.kif 1128-1128 OpticalDisc est une sous-classe de DigitalDataStorageDevice
No TPTP formula. May not be expressible in strict first order. Media.kif 1154-1154 CompactDisc est une sous-classe de OpticalDisc
No TPTP formula. May not be expressible in strict first order. Media.kif 1187-1187 BluRayDisc est une sous-classe de OpticalDisc
No TPTP formula. May not be expressible in strict first order. Media.kif 1255-1255 DVD est une sous-classe de OpticalDisc


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