Attack on the uncastled king: knight to a3 (b5)
c9-02234naming tag (square·N)Shuffle Rating 780Theme: 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
8. Nxa3 Nd6 9. g4 Ba5 10. Rd1
Why it works
- Great move! knight to a3 keeps the pressure (+7.1).
- pawn to g4 develops smoothly.
- Precise: rook to d1 is the top choice (+6.6).
- You win a piece — the queen.
- If instead Nd6, then f3 and you win the queen.
About this position
These pieces come from starting position #161.
SP-161 · BastionGuard — Off-centre king (c/f), no knight on the a- or h-file.
Explore position #161Similar puzzles
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