Chess Puzzle #NSY2w — Master, White to move, middlegame

Position

White: king b1; rooks d1/g6; bishop h6; pawns a2/b2/c3/d4/f2/f4. Black: king g8; queen d5; rooks c4/e8; knight f6; pawns a6/b5/e4/e6. Black is ahead by 7 points of material. White to move.

Solution (6 moves)

1. Opponent setup: Kf7 — king g8→f7. Now White to move.
2. Best move: Rg7+ — rook g6→g7, gives check. Opponent replies Kf8 (king f7→f8).
3. Best move: Ra7+ — rook g7→a7, gives check. Opponent replies Kg8 (king f8→g8).
4. Best move: Rg1+ — rook d1→g1, gives check. Opponent replies Kh8 (king g8→h8).
5. Best move: Bg7+ — bishop h6→g7, gives check. Opponent replies Kh7 (king h8→h7).
6. Best move: Bxf6+ — bishop g7→f6, captures knight, gives check. Opponent replies Kh6 (king h7→h6).
7. Best move: Bg7+ — bishop f6→g7, gives check.

Tactical themes

crushing, discovered attack, fork, middlegame, very long. The key move Bxf6+ captures with check, forcing a response.

Position data

FEN: 4r1k1/8/p3pnRB/1p1q4/2rPpP2/2P5/PP3P2/1K1R4 b - - 0 26

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