#wrench__twist__pull  a sharp strain on muscles or ligaments; "the wrench to his knee occurred as he fell"; "he was sidelined with a hamstring pull"
  supertype:  harm__injury__hurt__trauma  any physical damage to the body caused by violence or accident or fracture etc.
  subtype:  sprain  a painful injury to a joint caused by a sudden wrenching of its ligaments

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