#horizontal_surface__level  a flat surface at right angles to a plumb line; "park the car on the level"
  supertype:  #surface  the outer boundary of an artifact or a material layer constituting or resembling such a boundary; "there is a special cleaner for these surfaces"; "the cloth had a pattern of red dots on a white surface"
  subtype:  #floor__flooring  the inside lower horizontal surface (as of a room or hallway); "they needed rugs to cover the bare floors"
     subtype:  #bell_deck  a floor under the bells of an open belfry
     subtype:  #dance_floor__dancefloor  a bare floor polished for dancing
     subtype:  #floorboard  the floor of an automobile
     subtype:  #parquet_floor__parquetfloor__parquet  a floor made of parquetry
     subtype:  #truck_bed__truckbed  the floor or bottom of a wagon or truck or trailer
  subtype:  #paved_surface__pavedsurface  a horizontal surface covered with paving material
     subtype:  #apron.paved_surface  a paved surface where aircraft stand while not being used
     subtype:  #pavement__paving  the paved surface of a thoroughfare
        subtype:  #curbside  the side of a sidewalk that is bordered by a curb; "policemen stood at intervals along the curbside"
     subtype:  #road_surface  the paved surface of a paved roadway
     subtype:  #runway  a strip of level paved surface where planes can take off and land
     subtype:  #skidpan  (British) a paved surface on which cars can be made to skid so that drivers can practice controlling them
     subtype:  #tarmac__tarmacadam__macadam  a paved surface having compressed layers of broken rocks held together with tar
     subtype:  #taxiway__taxi_strip  a paved surface in the form of a strip; used by planes taxiing to or from the runway at an airport
  subtype:  #platform  a raised horizontal surface; "the speaker mounted the platform"
     subtype:  #auction_block__auctionblock__block  a platform from which an auctioneer sells; "they put their paintings on the block"
     subtype:  #bandstand__outdoorstage__stand  a platform where a (brass) band can play in the open air
     subtype:  #catwalk.platform  narrow platform; "models displayed clothes on a catwalk at the fashion show"
     subtype:  #crow's_nest  platform for a lookout at or near the top of a mast
     subtype:  #dais__podium__pulpit__rostrum__ambo__stump__soapbox  a platform raised above the surrounding level to give prominence to the person on it
     subtype:  #deck  any of various floor-like platforms built into a vessel
        subtype:  #afterdeck  a deck abaft of midships
        subtype:  #flight_deck__landing_deck__landingdeck  the upper deck of an aircraft carrier; used as a runway
        subtype:  #foredeck  the deck between the bridge and the forecastle
        subtype:  #gun_deck__gundeck  formerly any deck other than the weather deck having cannons from end to end
        subtype:  #hurricane_deck__hurricanedeck__hurricane_roof__hurricaneroof__promenade_deck__promenadedeck__awning_deck  a deck at the top of a passenger ship
        subtype:  #lido_deck  an open deck including a swimming pool
        subtype:  #lower_deck__lowerdeck__third_deck__thirddeck  the deck below the main deck
        subtype:  #main_deck__second_deck  the uppermost sheltered deck that runs the entire length of a large vessel
        subtype:  #orlop_deck__orlopdeck__orlop__fourthdeck  the fourth or lowest deck
        subtype:  #quarterdeck  the stern area of a ship's upper deck
        subtype:  #upper_deck__upperdeck  a higher deck
           subtype:  #boat_deck  the upper deck on which lifeboats are stored
           subtype:  #bridge_deck__bridge  an upper deck where a ship is steered and the captain stands
              subtype:  #conning_tower__conningtower  a raised bridge on a submarine; often used for entering and exiting
              subtype:  #flying_bridge__flybridge__fly_bridge__flybridge__moneky_bridge  the highest navigational bridge on a ship; a small (often open) deck above the pilot house
           subtype:  #freeboard_deck__freeboarddeck  the uppermost watertight deck
           subtype:  #weather_deck__weatherdeck__shelter_deck__shelterdeck  upper deck having no overhead protection from the weather, but sheltering the deck below
              subtype:  #poop_deck  an exposed partial weather deck on the stern superstructure of a ship
              subtype:  #topside  (usually plural) weather deck; the part of a ship's hull that is above the waterline
     subtype:  #loading_dock__loadingdock__dock  a platform where trucks or trains can be loaded or unloaded
     subtype:  #footboard.platform  a narrow platform on which to stand or brace the feet
        subtype:  #running_board__runningboard  a narrow footboard serving as a step beneath the doors of some old cars
     subtype:  #footplate  (British) the platform in the cab of a locomotive on which the engineer stands to operate the controls
     subtype:  #foretop  a platform at the head of a foremast
     subtype:  #landing.platform  an intermediate platform in a staircase
     subtype:  #landing_stage__landingstage  platform from which passengers and cargo can be (un)loaded
     subtype:  #launching_pad__launchingpad__launchpad__launch_pad__launch_area__pad  a platform from which rockets or space craft are launched
     subtype:  #monkey_bridge  a high narrow platform above a deck or in an engine room or boiler room
     subtype:  #pallet.platform  a portable platform for storing or moving goods that are stacked on it
     subtype:  #wharf__pier__wharfage__dock  a platform built out from the shore into the water and supported by piles; provides access to ships and boats
        subtype:  #quay  wharf usually built parallel to the shoreline
     subtype:  #ring.platform  a square platform marked off by ropes in which contestants box or wrestle
        subtype:  #boxing_ring__prize_ring__prizering  the ring where boxers fight
        subtype:  #wrestling_ring__wrestlingring  a ring in which wrestlers compete
     subtype:  #scaffold  a platform from which criminals are executed (hanged or beheaded)
     subtype:  #stage  a large platform on which people can stand and can be seen by an audience; "he clambered up onto the stage and got the actors to help him into the box"
        subtype:  #mise_en_scene__stage_setting__stagesetting__setting  arrangement of scenery and properties to represent the place where a play or movie is enacted
        subtype:  #proscenium__apron__forestage  the part of a modern theater stage between the curtain and the orchestra (i.e., in front of the curtain)
        subtype:  #theater_stage__theaterstage__theatre_stage__theatrestage  a stage in a theater on which actors can perform
           subtype:  #thrust_stage  a theater stage that extends out into the audience's part of a theater and has seats on three sides
        subtype:  #offstage__wing__backstage  a stage area out of sight of the audience
     subtype:  #microscope_stage__stage  a small platform on a microscope where the specimen is mounted for examination
     subtype:  #stairhead  platform at the top of a staircase
     subtype:  #top.platform  platform surrounding the head of a lower mast
     subtype:  #turntable  a circular horizontal platform that rotates a phonograph record while it is being played
     subtype:  #turntable.platform  a rotatable platform with a track; used to turn locomotives and cars

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