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

Position

White: king g3; queen e4; bishop c3; pawns a3/b2/c4/e5/f5/g4/h3. Black: king g7; queen d1; rook e6; knight d4; pawns a7/b6/c5/g6/h7. Black is ahead by 3 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: fxe6 — pawn f5→e6, captures rook. Now Black to move.
2. Best move: Qg1+ — queen d1→g1, gives check. Opponent replies Qg2 (queen e4→g2).
3. Best move: Qe3+ — queen g1→e3, gives check. Opponent replies Kh2 (king g3→h2).
4. Best move: Nf3+ — knight d4→f3, gives check. Opponent replies Qxf3 (queen g2→f3, captures knight).
5. Best move: Qxf3 — queen e3→f3, captures queen.

Tactical themes

crushing, endgame, very long. The key move is Qg1+.

Position data

FEN: 8/p5kp/1p2r1p1/2p1PP2/2PnQ1P1/P1B3KP/1P6/3q4 w - - 3 33

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