Full Orchestra - Level 5 - Digital Download SKU: A0.1496348 Composed by William Migas II. Broadway,Classical,Film/TV,Musical/Show. 14 pages. William Migas #1072919. Published by William Migas (A0.1496348). I wrote this piece for my AP Music Theory final exam. I tried to blend various melodies and used more complex chord progressions. I experimented with light form as well.