sowa#nexus__nexu__physical_mediating_thing  click here for details
  supertype:  mediating_thing  physical (sumo)
  subtype:  structure__physical_mediating_continuant  click here for details
  subtype:  situation__physical_mediating_occurrent___spatially_located_situation  click here for details

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