#percussionist  a musician who plays percussion instruments
  supertype:  instrumentalist__musician__player  someone who plays a musical instrument (as a profession)
  subtype:  drummer  someone who plays a drum
     subtype:  tympanist__timpanist  a person who plays the kettledrums
     instance:  Ringo_Starr__Starr__Richard_Starkey
  subtype:  xylophonist  someone who plays a xylophone

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