Complex sentence: From the start, drummer Mike Mangini was wholly integrated in the creative process; for the band's previous album, "A Dramatic Turn of Events", John Petrucci programmed the main drum parts and Mangini recorded his own interpretations of them.
Split into simpler sentences: From the start, drummer Mike Mangini was wholly integrated in the creative process. For the band's previous album, "A Dramatic Turn of Events", John Petrucci programmed the main drum parts and Mangini recorded his own interpretations of them.