module waste base <https://thoughtroam.abcdefghijklmnopqrstuvxyzæøå.dk/rdf/> is

  entity Citizen

  entity Host

  entity WasteCollector

  structure Garbage is
    isGrosserThan -> Trash
  end

  structure Trash is
    isGrosserThan -> Rubbish
  end

  structure Rubbish is
    isGrosserThan -> Waste
  end

  structure Waste is
    isGrosserThan -> Litter
  end

  structure Litter is
    isGrosserThan -> Refuse
  end

end