#Michaelmas_Day__Michaelmas__September_29  honoring the archangel Michael; a quarter day in England, Wales, and Ireland
  supertype:  quarter_day__quarterday  a Christian holy day; (Britain) one of four specified days when certain payments are due
  part of:  September__Sep__Sept  the month following August and preceding October
     part of:  Gregorian_calendar__New_Style  the solar calendar now in general use, introduced by Pope Gregory XIII in 1582 AD to correct an error in the Julian calendar by suppressing 10 days, making Oct 5 be called Oct 15, and providing that only centenary years divisible by 400 should be leap years; it was adopted by Great Britain and the American colonies in 1752
     part of:  autumn__fall  the season when the leaves fall from the trees; "in the fall of 1973"

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