Complex sentence: His playing style was characterised especially by a bright sound, a sonorous elegance of phrasing lit up by a rich palette of subtle tone colours, combined with a dashing, lightly-articulated virtuosity that thrilled audiences in his heyday.
Split into simpler sentences: His playing style was characterised especially by a bright sound, a sonorous elegance of phrasing lit up by a rich palette of subtle tone colours. He exuded a dashing, lightly-articulated virtuosity that thrilled audiences in his heyday.