Related Clues:

• Some musical groups
• Some jazz combos
• Pieces of nine?
• Some chamber groups
• Some musical ensembles
• Tripled trios
• Pieces for nine
• Triple trios
• Fair-sized musical groups
• Nine-player pieces
• Opuses for nine
• Largish combos
• Large chamber groups
• Spohr's Opus 31 and others
• Compositions for nine performers