Complex sentence: He was awarded First Prize in the Zoltan Kodaly International Composers Competition (1998) for his first orchestral work, "Divertimento for Orchestra", which led to an honorary diploma from the Kodaly Academy in Chicago.
Split into simpler sentences: He was awarded First Prize in the Zoltan Kodaly International Composers Competition (1998) for his first orchestral work, "Divertimento for Orchestra". This award led to an honorary diploma from the Kodaly Academy in Chicago.