Chess Puzzle #owmyX — Advanced, White to move, middlegame

Position

White: king a1; queen e1; rook d1; pawns a3/b2/g5. Black: king c7; queen c4; rook f2; pawns a7/e3/f5/g6. Black is ahead by 1 point of material. White to move.

Solution (3 moves)

1. Opponent setup: Qb5 — queen c4→b5. Now White to move.
2. Best move: Qc3+ — queen e1→c3, gives check. Opponent replies Kb7 (king c7→b7).
3. Best move: Qg7+ — queen c3→g7, gives check. Opponent replies Ka6 (king b7→a6).
4. Best move: Rd6+ — rook d1→d6, gives check.

Tactical themes

advantage, endgame, exposed king, long. The key move is Qc3+.

Position data

FEN: 8/p1k5/6p1/5pP1/2q5/P3p3/1P3r2/K2RQ3 b - - 1 34

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