Chess Puzzle #YY7ta — Advanced, Black to move, middlegame

Position

White: king g1; queen b8; rook b1; pawns d6/e5/f4/g3/h2. Black: king g7; queen d5; rook d7; pawns f5/f7/g6/h7. White is ahead by 1 point of material. Black to move.

Solution (4 moves)

1. Opponent setup: Qc8 — queen b8→c8. Now Black to move.
2. Best move: Qd4+ — queen d5→d4, gives check. Opponent replies Kf1 (king g1→f1).
3. Best move: Qd3+ — queen d4→d3, gives check. Opponent replies Kg2 (king f1→g2).
4. Best move: Qe4+ — queen d3→e4, gives check. Opponent replies Kh3 (king g2→h3).
5. Best move: Qxb1 — queen e4→b1, captures rook.

Tactical themes

crushing, endgame, fork, very long. The key move is Qd4+.

Position data

FEN: 1Q6/3r1pkp/3P2p1/3qPp2/5P2/6P1/7P/1R4K1 w - - 1 45

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