Chess Puzzle #7X8fg — Advanced, Black to move, middlegame

Position

White: king f1; rooks c6/h1; pawns d5/e4/h4. Black: king g7; rook g3; bishop e3; pawns f3/f7/g6/h5. White is ahead by 1 point of material. Black to move.

Solution (4 moves)

1. Opponent setup: d6 — pawn d5→d6. Now Black to move.
2. Best move: f2 — pawn f3→f2. Opponent replies Ke2 (king f1→e2).
3. Best move: Rg1 — rook g3→g1. Opponent replies Kxe3 (king e2→e3, captures bishop).
4. Best move: f1=Q — pawn f2→f1, promotes to queen. Opponent replies Rxg1 (rook h1→g1, captures rook).
5. Best move: Qxg1+ — queen f1→g1, captures rook, gives check.

Tactical themes

advanced pawn, crushing, endgame, promotion, very long. The key move Qxg1+ captures with check, forcing a response.

Position data

FEN: 8/5pk1/2R3p1/3P3p/4P2P/4bpr1/8/5K1R w - - 2 51

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