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Castling-960 to the rescue on a8 (b8·5)

c9-20481
Puzzle rating: 1340Theme: 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

16... O-O-O 17. Bxd6 Rxd6 18. Rac1 Qxc4

Why it works

  • Great move! king to c8 keeps the pressure (+3.8).
  • Well found: rook to d6 (+4.0).
  • Precise: queen to c4 is the top choice (+4.8).
  • You reach a winning position (+4.8).
  • If instead Bxd6, then Rxd6 and you stay on top.

About this position

These pieces come from starting position #807.

Explore position #807

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