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Term 1: Term 2:

(subclass ChristmasDay ChristianHoliday) Media.kif 334-334 Christmas day is a subclass of Christian holiday
(subclass ChristmasDay Day) Media.kif 335-335 Christmas day is a subclass of day
(subclass ChristmasDay FixedHoliday) Media.kif 336-336 Christmas day is a subclass of fixed holiday
(subclass ChristmasDay
    (DayFn 25 December))		 Media.kif 337-337 Christmas day is a subclass of the day 25


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