Attack on the uncastled king: queen to b4 (d2·2)
c9-13181naming tag (square·N)Shuffle Rating 2060Theme: Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
The tactical motive
Chess960 twist: use the unusual starting setup of the pieces.
White to move — find the best continuation
Solution & explanation
Main line
18. Qb4 Rb8 19. Qxc4 Re6 20. Rxa7
Why it works
- Great move! queen to b4 keeps the pressure (#17).
- Spot on — queen to c4 (#16).
- Precise: rook to a7 is the top choice (#5).
- You win decisive material (+15.0).
- If instead Rb8, then Qa5 and you stay on top.
About this position
These pieces come from starting position #639.
SP-639 · BastionGuard — King shifted to c or f, knights kept clear of the edges — 168 positions in all.
Explore position #639Similar puzzles
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