Attack on the uncastled king: pawn to g7 (f6·7)
c9-23691naming tag (square·N)Shuffle Rating 1630Theme: 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
21. fxg7+ Kc8 22. gxh8=Q+ Be8 23. Qxe8#
Why it works
- Best move. pawn to g7 is exactly what the engine plays (#2).
- Spot on — pawn to h8 (#1).
- Precise: queen to e8 is the top choice (#).
- The line ends in a forced mate in 3.
- If instead Kc8, then gxh8=Q+ and you win the rook.
About this position
These pieces come from starting position #202.
SP-202 · ThroneGuard — A centre-file king with no knight on the edge; a position and its mirror twin always share this family.
Explore position #202Similar puzzles
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