#conversion.change  the act of changing from one use or function or purpose to another
  supertype:  #change  the action of changing something; "the change of government had no impact on the economy"; "his change on abortion cost him the election"
  subtype:  #afforestation  the conversion of bare or cultivated land into forest (originally for the purpose of hunting)
  subtype:  #dressing.conversion  processes in the conversion of rough hides into leather
  subtype:  #transmutation__transubstantiation  an act that changes the form or character or substance of something

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