Related Clues:

• Unsuk Chin's 'Piano ___ No. 6 (Grains)'
• Chopin wrote a 'Revolutionary' one
• Practice piece for an instrument
• Exercise that works the fingers
• Piece to practice
• Certain Chopin piece
• Practice room fodder
• Many a Chopin piece
• Practice work
• Violin student's assignment
• Many a musical composition by Czerny