Chess Puzzle #545zw — Advanced, White to move, endgame

Position

White: king h3; queen b3; bishop e1; pawns b4/g4. Black: king a7; queen e2; pawns a3/b6/b7. White is ahead by 2 points of material. White to move.

Solution (2 moves)

1. Opponent setup: Qxe1 — queen e2→e1, captures bishop. Now White to move.
2. Best move: Qxa3+ — queen b3→a3, captures pawn, gives check. Opponent replies Kb8 (king a7→b8).
3. Best move: Qg3+ — queen a3→g3, gives check.

Tactical themes

crushing, endgame, queen endgame, short. The key move Qxa3+ captures with check, forcing a response.

Position data

FEN: 8/kp6/1p6/8/1P4P1/pQ5K/4q3/4B3 b - - 3 49

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