12 Études, Op. 25 : Chopin: 12 Études, Op. 25: No. 9 in G-Flat Major "Butterfly Wings"

The Well-Tempered Clavier, Book 1 : J.S. Bach: The Well-Tempered Clavier, Book 1: Prelude No. 15 in G Major, BWV 860/1

Chopin: 12 Études, Op. 10: No. 8 in F Major