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Castling-960 to the rescue on a8 (d8·7)

c9-18525
Puzzle rating: 1470Theme: Castling 960: the strongest move is to castle — drag the king onto its rook.
h1g2f3e4d5c6b7a8
Black to move — find the best continuation

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The tactical motive

Castling 960: the strongest move is to castle — drag the king onto its rook.

Black to move — find the best continuation

Solution & explanation

Main line

13... O-O-O 14. Nxc6 bxc6 15. Rb1 Bxb3

Why it works

  • Great move! king to c8 keeps the pressure (+3.0).
  • Spot on — pawn to c6 (+3.3).
  • Precise: bishop to b3 is the top choice (+3.2).
  • You win a piece — the bishop.
  • If instead Nxc6, then bxc6 and you stay on top.

About this position

These pieces come from starting position #836.

Explore position #836

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