and this (regarding that study..) : https://www.youtube.com/watch?v=a_uL29CKzW8 https://www.youtube.com/watch?v=a_uL29CKzW8 (Mazurka in G Minor, Op. 24, No. 1)

and this (regarding that study..) : https://www.youtube.com/watch?v=a_uL29CKzW8 https://www.youtube.com/watch?v=a_uL29CKzW8 (Mazurka in G Minor, Op. 24, No. 1) for all that colors and the shadow in the shape.