text: SELECT g.Name,  p.Name, count(g.name)
  FROM Genre g
  JOIN Track t
  ON g.GenreId=t.GenreId
  JOIN PlaylistTrack pt
  ON pt.TrackId=t.TrackId
  JOIN Playlist p
  ON p.PlaylistId=pt.PlaylistId
  WHERE p.PlaylistId=5
  GROUP BY 1,2
  ORDER BY 3 DESC