Chess Puzzle #m5x1g — Expert, Black to move, middlegame

Position

White: king h2; queen b4; rooks a4/e1; bishop c4; knight c6; pawns b3/d4/d5/h3. Black: king h7; queen f6; rooks a8/e8; pawns f2/f4/g7/h6. White is ahead by 6 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Re6 — rook e1→e6. Now Black to move.
2. Best move: Qg5 — queen f6→g5. Opponent replies Bd3+ (bishop c4→d3, gives check).
3. Best move: Kh8 — king h7→h8. Opponent replies Rg6 (rook e6→g6).
4. Best move: Qxg6 — queen g5→g6, captures rook. Opponent replies Bxg6 (bishop d3→g6, captures queen).
5. Best move: f1=Q — pawn f2→f1, promotes to queen.

Tactical themes

advanced pawn, crushing, defensive move, middlegame, promotion, very long. The key move is Qg5.

Position data

FEN: r3r3/6pk/2N2q1p/3P4/RQBP1p2/1P5P/5p1K/4R3 w - - 0 33

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