Chess Puzzle #K9bKi — Expert, White to move, endgame

Position

White: king a2; queen e2; rook g1; bishop f2. Black: king g7; queen e4; rook c8; bishop h8; pawns a7/d5/e5/f4. Black is ahead by 4 points of material. White to move.

Solution (2 moves)

1. Opponent setup: Kh6 — king g7→h6. Now White to move.
2. Best move: Qa6+ — queen e2→a6, gives check. Opponent replies Kh5 (king h6→h5).
3. Best move: Qxc8 — queen a6→c8, captures rook.

Tactical themes

advantage, endgame, fork, short. The key move is Qa6+.

Position data

FEN: 2r4b/p5k1/8/3pp3/4qp2/8/K3QB2/6R1 b - - 1 37

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