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Attack on the uncastled king: pawn to c5 (b4·31)

sf-u-0312
Puzzle rating: 780Theme: Uncastled king: the enemy king is stuck in the centre — punish it before it castles.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Uncastled king: the enemy king is stuck in the centre — punish it before it castles.

White to move — find the best continuation

Solution & explanation

Main line

11. bxc5 O-O 12. Bg2 Qc7 13. O-O

Why it works

  • Great move! pawn to c5 keeps the pressure (+4.9).
  • bishop to g2 develops smoothly.
  • Precise: king to g1 is the top choice (+4.5).
  • You win a piece — the bishop.
  • If instead Qc7, then Nb3 and you win the bishop.

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