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Attack on the uncastled king: knight to d2 (f1·2)

c9-10128
Puzzle rating: 1060Theme: 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

20. Nxd2 Bxb1 21. Qb4+ Ke8 22. Qxb1

Why it works

  • Great move! knight to d2 keeps the pressure (+5.5).
  • Spot on — queen to b4 (+5.8).
  • Precise: queen to b1 is the top choice (+6.0).
  • You win a piece — the queen.
  • If instead Bxb1, then Qb4+ and you win the queen.

About this position

These pieces come from starting position #517.

Explore position #517

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