#Dhu'l-Hijja  the twelfth month of the Moslem calendar; has one extra day in leap years
  supertype:  #Islamic_calendar_month  any lunar month in the Moslem calendar
  part of:  #Muhammadan_calendar__Mohammedan_calendar__Moslem_calendar__Muslim_calendar  the lunar calendar used by Moslems; dates from 622 AD (the year of the Hegira); the beginning of the Moslem year retrogresses through the solar year completing the cycle every 32 years

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