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

Position

White: king h2; rook c1; bishop e5; pawns c6/f2/h3. Black: king g8; rooks a8/c8; pawns a4/e4/f5/f7/h7. Black is ahead by 4 points of material. White to move.

Solution (3 moves)

1. Opponent setup: a3 — pawn a4→a3. Now White to move.
2. Best move: Rg1+ — rook c1→g1, gives check. Opponent replies Kf8 (king g8→f8).
3. Best move: Bd6+ — bishop e5→d6, gives check. Opponent replies Ke8 (king f8→e8).
4. Best move: Rg8# — rook g1→g8, delivers checkmate.

Tactical themes

endgame, long, mate, mate in 3. The combination ends with Rg8# delivering checkmate.

Position data

FEN: r1r3k1/5p1p/2P5/4Bp2/p3p3/7P/5P1K/2R5 b - - 1 34

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