#gutter__trough  a channel along the eaves or on the roof; collects and carries away rainwater
  supertype:  #conduit__channel  a passage for water (or other fluids)
  subtype:  #chute  #cullis
  part of:  #gable_roof__gableroof__saddle_roof__saddleback__saddleback_roof  a double sloping roof with a ridge and gables at each end

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