#classroom__schoolroom  a room in a school where lessons take place
  supertype:  room  an area within a building enclosed by walls and floor and ceiling; "the rooms were very small but they had a nice view"
  subtype:  lecture_room  study_hall
  part of:  schoolhouse__school  a building where young people receive education; "the school was built in 1932"; "he walked to school every morning"
     part of:  school_system  establishment including the plant and equipment for providing education from kindergarten through high school
        part of:  infrastructure__base  the stock of basic facilities and capital equipment needed for the functioning of a country or area; "the industrial base of Japan"

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