#support.supporting_structure  supporting structure that holds up or provides a foundation; "the statue stood on a marble support"
  supertype:  #supporting_structure  a structure that serves to support something
  subtype:  #abutment  a masonry support that touches and directly receives thrust or pressure of an arch or bridge
  subtype:  #architrave  the lowest part of an entablature; rests immediately on the capitals of the columns
  subtype:  #basement  the ground floor facade or interior in Renaissance architecture
  subtype:  #buttress__buttressing  a support usually of stone or brick; supports the wall of a building
     subtype:  #flying_buttress__arc-boutant__arcboutant  a buttress that stands apart from the main structure and connected to it by an arch
  subtype:  #understructure__foundation__base__fundament__foot__groundwork__substructure  lowest support of a structure; "it was built on a base of solid rock"; "he stood at the foot of the tower"
     subtype:  #bed.understructure  a foundation of earth or rock supporting a road or railroad track; "the track bed had washed away"
        subtype:  #railroad_bed  a bed on which railroad track is laid
        subtype:  #roadbed  a bed supporting a road
     subtype:  #raft_foundation  a foundation (usually on soft ground) consisting of an extended layer of reinforced concrete
  subtype:  #plinth__pedestal__footstall  an architectural support or base (as for a column or statue)
     subtype:  #socle  a plain plinth that supports a wall
  subtype:  #prop  a support placed beneath or against something to keep it from shaking or falling
     subtype:  #pitprop__sprag  a wooden prop used to support the roof of a mine

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