Chess Puzzle #rm7tZ — Expert, Black to move, middlegame

Position

White: king g2; queen f5; pawns a3/d5/e3/f2/g3/h5. Black: king g7; queen f6; pawns a5/b6/e4/h7. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: g4 — pawn g3→g4. Now Black to move.
2. Best move: Qxf5 — queen f6→f5, captures queen. Opponent replies gxf5 (pawn g4→f5, captures queen).
3. Best move: b5 — pawn b6→b5. Opponent replies Kf1 (king g2→f1).
4. Best move: b4 — pawn b5→b4. Opponent replies axb4 (pawn a3→b4, captures pawn).
5. Best move: a4 — pawn a5→a4.

Tactical themes

crushing, defensive move, endgame, queen endgame, quiet move, very long. The key move Qxf5 wins material.

Position data

FEN: 8/6kp/1p3q2/p2P1Q1P/4p3/P3P1P1/5PK1/8 w - - 1 39

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