Chess Puzzle #9JjK0 — Expert, White to move, middlegame

Position

White: king g1; queen e4; rooks e1/e6; pawns a4/b2/c2/f2/g3. Black: king g6; queen g7; rooks g4/g8; knight f5; pawns a7/f6/h5. Black is ahead by 1 point of material. White to move.

Solution (4 moves)

1. Opponent setup: Kh6 — king g6→h6. Now White to move.
2. Best move: Qxf5 — queen e4→f5, captures knight. Opponent replies Rxg3+ (rook g4→g3, captures pawn, gives check).
3. Best move: Kf1 — king g1→f1. Opponent replies Rg1+ (rook g3→g1, gives check).
4. Best move: Ke2 — king f1→e2. Opponent replies Qg4+ (queen g7→g4, gives check).
5. Best move: Qxg4 — queen f5→g4, captures queen.

Tactical themes

equality, middlegame, pin, very long. The key move Qxf5 wins material.

Position data

FEN: 6r1/p5q1/4Rpk1/5n1p/P3Q1r1/6P1/1PP2P2/4R1K1 b - - 2 34

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