Chess Puzzle #09Uc0 — Expert, White to move, middlegame

Position

White: king h3; queen f2; rook c7; pawns b6/e5/g3/h2. Black: king g6; queen e4; rook a1; pawns a5/b7/d5/e6/g7/h7. Black is ahead by 2 points of material. White to move.

Solution (6 moves)

1. Opponent setup: h5 — pawn h7→h5. Now White to move.
2. Best move: Qf7+ — queen f2→f7, gives check. Opponent replies Kg5 (king g6→g5).
3. Best move: Qxg7+ — queen f7→g7, captures pawn, gives check. Opponent replies Qg6 (queen e4→g6).
4. Best move: Qe7+ — queen g7→e7, gives check. Opponent replies Kf5 (king g5→f5).
5. Best move: Qf8+ — queen e7→f8, gives check. Opponent replies Ke4 (king f5→e4).
6. Best move: Qf4+ — queen f8→f4, gives check. Opponent replies Kd3 (king e4→d3).
7. Best move: Qf3+ — queen f4→f3, gives check.

Tactical themes

crushing, deflection, endgame, very long. The key move Qxg7+ captures with check, forcing a response.

Position data

FEN: 8/1pR3pp/1P2p1k1/p2pP3/4q3/6PK/5Q1P/r7 b - - 6 33

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