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Attack on the uncastled king: knight to a3 (b1·5)

c9-05326
Puzzle rating: 1081Theme: Chess960 twist: use the unusual starting setup of the pieces.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Chess960 twist: use the unusual starting setup of the pieces.

White to move — find the best continuation

Solution & explanation

Main line

15. Nxa3 bxa3 16. Ra1 fxg4 17. Bxg4

Why it works

  • Great move! knight to a3 keeps the pressure (+4.7).
  • Spot on — rook to a1 (+4.7).
  • Precise: bishop to g4 is the top choice (+4.7).
  • You win a piece — the queen.
  • If instead bxa3, then gxf5 and you win the queen.

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