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Attack on the uncastled king: bishop to a8 (h1·32)

sf-u-0234
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

7. Bxa8 c6 8. O-O Qd7 9. Na3

Why it works

  • Great move! bishop to a8 keeps the pressure (+3.5).
  • king to g1 develops smoothly.
  • Precise: knight to a3 is the top choice (+3.3).
  • You win a piece — the bishop.
  • If instead c6, then Rxc4 and you win the bishop.

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