#free_throw_lane  a lane on a basketball court extending from the end line to 15 feet in front of the backboard; players may not enter this lane during a free throw
  supertype:  #lane  a well-defined track or path; for e.g. swimmers or lines of traffic
  part of:  #basketball_court  the court on which basketball is played

No statement uses or specializes #free_throw_lane; click here to add one.