Related Clues:

• Peter, e.g.
• Autocrat
• Noted twin
• Basil, e.g.
• Tolstoy's '___ Fyodor Ivanovich'
• Bygone title
• Feodor, e.g.
• Winter Palace ruler
• Nicholas I or II
• Ivan the Terrible, e.g.
• Bolshevik target
• 'My Brother ___' (Grateful Dead song)
• Adah's spouse
• 1997 Philip Kerr best-selling mystery
• Rimsky-Korsakov's 'The Tale of ___ Saltan'