Related Clues:

• Finch's field
• Physics class equation
• Debussy genre
• Common piano lesson
• Prosecutor's field
• "I Fought the ___"
• Chopin's "Butterfly," e.g
• Exercise with keys
• Subject for a bar discussion
• 'Transcendental' Liszt piece
• "The Practice" practice
• Some postgraduate study
• Sotomayor's specialty
• Piano student's exercise
• Musical composition as an exercise