Related Clues:

• Winter Palace dweller, once
• Bill and Bob's opponent
• Peter the Great, e.g.
• 'ER' doc
• The supreme Supreme
• Winter Palace resident
• Old despot
• Ivan or Nicholas
• Peter, for one
• Peter, e.g.
• Autocrat
• Basil, e.g.
• Supreme Diana
• Seamstress Betsy
• Tolstoy's '___ Fyodor Ivanovich'