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No TPTP formula. May not be expressible in strict first order. Media.kif 528-528 Ascension thursday is a subclass of Christian holiday
No TPTP formula. May not be expressible in strict first order. Media.kif 529-529 Ascension thursday is a subclass of moveable holiday
No TPTP formula. May not be expressible in strict first order. Media.kif 530-530 Ascension thursday is a subclass of Thursday


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