Chess Puzzle #aFILl — Advanced, White to move, middlegame

Position

White: king g1; queen h5; rook a1; bishop g3; pawns a2/b2/d7/f2/g2/h3. Black: king g8; queen b6; rook a8; knight d3; pawns a7/b7/e4/f4/g7/h6. Material is balanced. White to move.

Solution (6 moves)

1. Opponent setup: fxg3 — pawn f4→g3, captures bishop. Now White to move.
2. Best move: Qe8+ — queen h5→e8, gives check. Opponent replies Kh7 (king g8→h7).
3. Best move: Qxe4+ — queen e8→e4, captures pawn, gives check. Opponent replies Qg6 (queen b6→g6).
4. Best move: Qxg6+ — queen e4→g6, captures queen, gives check. Opponent replies Kxg6 (king h7→g6, captures queen).
5. Best move: Rd1 — rook a1→d1. Opponent replies gxf2+ (pawn g3→f2, captures pawn, gives check).
6. Best move: Kf1 — king g1→f1. Opponent replies Rd8 (rook a8→d8).
7. Best move: Rxd3 — rook d1→d3, captures knight.

Tactical themes

endgame, equality, fork, very long. The key move Qxe4+ captures with check, forcing a response.

Position data

FEN: r5k1/pp1P2p1/1q5p/7Q/4pp2/3n2BP/PP3PP1/R5K1 b - - 0 25

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