Attack on the uncastled king: queen to c1 (a1·2)
c9-19015naming tag (square·N)Shuffle Rating 1200Theme: Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
The tactical motive
Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
Solution & explanation
Main line
10. Qxc1 O-O 11. O-O Nac7 12. Bf2 Nf4 13. Nxe7+
Why it works
- Great move! queen to c1 keeps the pressure (+2.3).
- king to g1 develops smoothly.
- A natural move: bishop to f2.
- Brilliant! The knight on e7 is a sacrifice that works — you stand better (+2.6).
- You win a piece — the rook.
- If instead O-O, then O-O and you win the rook.
About this position
These pieces come from starting position #205.
SP-205 · ThroneGuard — A central king (d or e) and two knights tucked onto inner files: the family that holds the standard array, SP-518.
Explore position #205Similar puzzles
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