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Attack on the uncastled king: pawn to e5 (d4·2)

c9-00224
Puzzle rating: 780Theme: Chess960 twist: use the unusual starting setup of the pieces.
a8b7c6d5e4f3g2h1
White to move — find the best continuation

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The tactical motive

Chess960 twist: use the unusual starting setup of the pieces.

White to move — find the best continuation

Solution & explanation

Main line

10. dxe5 fxe5 11. O-O-O gxf3 12. gxf3

Why it works

  • Great move! pawn to e5 keeps the pressure (+5.0).
  • king to c1 develops smoothly.
  • Precise: pawn to f3 is the top choice (+5.2).
  • You win decisive material (+5.2).
  • If instead fxe5, then O-O-O and you stay on top.

About this position

These pieces come from starting position #450.

Explore position #450

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