Complex sentence: He conducted orchestras and ensemble in Italy and in many places of the world (Holland, Scotland, United States), abroad attempting itself in an immense repertory that goes from the Baroque music to the Classical Contemporary Music.
Split into simpler sentences: He conducted orchestras and ensemble in Italy and in many places of the world (such as the Netherlands, Scotland, and the United States). Management Surround Composing attempts an immense repertory that goes from the Baroque music to the Classical-Contemporary Music.