#movable_feast__moveable_feast  a religious holiday that falls on different dates in different years
  supertype:  #religious_holiday__religiousholiday__holy_day  a day specified for religious observance
  subtype:  #Easter  a Christian celebration of the Resurrection of Christ; celebrated on the Sunday following the first full moon after the vernal equinox
     subtype:  #Pasch__Pascha  an archaic name for Easter or Passover
  subtype:  #Passover__Pesach__Pesah__Feast_of_the_Unleavened_Bread  (Judaism) a Jewish festival (traditionally 8 days) celebrating the exodus of the Israelites from Egypt
     subtype:  #Pasch__Pascha  an archaic name for Easter or Passover

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