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Attack on the uncastled king: knight to c7 (d5·31)

c9-21912
Puzzle rating: 1560Theme: 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

4. Nxc7 Nxc2 5. Qb1 Bf5 6. Nxa8

Why it works

  • Great move! knight to c7 keeps the pressure (+4.9).
  • Well found: queen to b1 (+5.0).
  • Precise: knight to a8 is the top choice (+5.3).
  • You win a piece — the queen.
  • If instead Nxc2, then Qb1 and you stay on top.

About this position

These pieces come from starting position #6.

Explore position #6

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