Related Clues:

• Pianist's exercise
• Piece of legislation
• Regulation
• Murphy's or Gresham's
• Chopin's "Sunrise," for one
• Successful legislation
• Postgrad field
• Attorney's field
• Technique-teaching composition
• Trying profession?
• Chopin composition, e.g.
• 'Boston Legal' profession
• Musical practice piece
• JOHNNY ___ (THE COPS)
• Some practice it