Related Clues:

• "Die Walküre," e.g.
• Sydney ___ House
• Puccini piece
• Met doings
• Puccini work
• "Carmen" or "Aida"
• See 108-Across
• Horse trailer
• Met show
• Verdi creation
• Janacek work
• Phantom's bailiwick
• "The Barber of Seville," e.g.
• "Falstaff," for one
• 'Il Trovatore,' e.g.