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Term 1: Term 2:

(subclass ChristmasDay ChristianHoliday) Media.kif 334-334
(subclass ChristmasDay Day) Media.kif 335-335
(subclass ChristmasDay FixedHoliday) Media.kif 336-336
(subclass ChristmasDay
    (DayFn 25 December))
Media.kif 337-337


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