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Castling-960 to the rescue on b1 (c1·5)

c9-20749
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

19. O-O-O Bf5 20. g7 Rg8 21. Rf1

Why it works

  • Sensible development: king to c1.
  • pawn to g7 develops smoothly.
  • Precise: rook to f1 is the top choice (+3.7).
  • You reach a winning position (+3.7).
  • If instead g2, then g7 and you stay on top.

About this position

These pieces come from starting position #382.

Explore position #382

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