Complex sentence: The Rocker subculture was associated with 1950s and early-1960s rock and roll music by artists such as Gene Vincent, Eddie Cochran and Chuck Berry, music that George Melly called "screw and smash" music.
Split into simpler sentences: The Rocker subculture was associated with 1950s and early-1960s rock and roll music by artists such as Gene Vincent, Eddie Cochran and Chuck Berry. Music that George Melly called "screw and smash" music.