#quarter.school_term  one of four periods into which the school year is divided; "the fall quarter ends at Christmas"
  supertype:  school_term__schoolterm__academic_term__academic_session__session  the time during which a school holds classes; "they had to shorten the school term"
  part of:  school_year__academic_year  the period of time each year when the school is open and people are studying

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