Attack on the uncastled king: rook to a4 (a1·10)
sf-u-0263Puzzle rating: 780Theme: Uncastled king: the enemy king is stuck in the centre — punish it before it castles.
White to move — find the best continuation
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. Rxa4 d3 12. Nec1 Qxb1 13. cxd3
Why it works
- Great move! rook to a4 keeps the pressure (+3.4).
- knight to c1 develops smoothly.
- Precise: pawn to d3 is the top choice (+3.8).
- You win a piece — the rook.
- If instead d3, then Nec1 and you win the rook.
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