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Attack on the uncastled king: knight to d3 (e1)

c9-03429
Puzzle rating: 780Theme: 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

9. Nxd3 Qc4+ 10. Bc3 Ng6 11. O-O

Why it works

  • Great move! knight to d3 keeps the pressure (+4.2).
  • Well found: bishop to c3 (+5.0).
  • Precise: king to g1 is the top choice (+4.5).
  • You win a piece — the bishop.
  • If instead Qc4+, then Bc3 and you win the bishop.

About this position

These pieces come from starting position #802.

Explore position #802

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