#plate.structural_member  structural member consisting of a horizontal beam that provides bearing and anchorage
  supertype:  structural_member  support that is a constituent part of any structure or building
  subtype:  wall_plate  plate (a timber along the top of a wall) to support the ends of joists, etc., and distribute the load
  part of:  physical_structure__structure__construction  a thing constructed; a complex construction or entity; "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons"

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