Chess Puzzle #RaPtO — Expert, Black to move, middlegame

Position

White: king g1; queen d7; rooks d1/f1; pawns a2/c2/e3/f2/g2/h2. Black: king b6; rooks a8/g8; bishop b7; pawns a6/b3/c5/e6/f7. White is ahead by 7 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: cxb3 — pawn c2→b3, captures pawn. Now Black to move.
2. Best move: Rxg2+ — rook g8→g2, captures pawn, gives check. Opponent replies Kh1 (king g1→h1).
3. Best move: Rg1+ — rook g2→g1, gives check. Opponent replies Kxg1 (king h1→g1, captures rook).
4. Best move: Rg8# — rook a8→g8, delivers checkmate.

Tactical themes

attraction, double check, endgame, long, mate, mate in 3, sacrifice. The combination ends with Rg8# delivering checkmate.

Position data

FEN: r5r1/1b1Q1p2/pk2p3/2p5/8/1p2P3/P1P2PPP/3R1RK1 w - - 2 26

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