Related Clues:

• See 11 Across
• Powerful chess piece
• Certain chess piece
• *"Bohemian Rhapsody" group
• Colonial leader
• Versatile game piece
• Female sovereign ruler
• Child's bed
• She rules the hive
• Female ruler
• Regina
• Female monarch
• Female royal
• It's quite on the cards she may be only one of four
• See 1 down