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Castling-960 to the rescue on a1 (f1)

c9-18645
Puzzle rating: 1340Theme: Castling 960: the strongest move is to castle — drag the king onto its rook.
a8b7c6d5e4f3g2h1
White 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.

White to move — find the best continuation

Solution & explanation

Main line

21. O-O-O O-O 22. Bb6 Rb8 23. Qxc7

Why it works

  • Great move! king to c1 keeps the pressure (+3.7).
  • bishop to b6 develops smoothly.
  • Strong! queen to c7 is the sharp choice (+4.3).
  • You win a piece — the knight.
  • If instead O-O, then Bb6 and you stay on top.

About this position

These pieces come from starting position #453.

Explore position #453

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