Chess Puzzle #efw0m — Master, Black to move, middlegame

Position

White: king g2; rooks a1/c1; pawns a3/c5/d3/d6/f4/g3/h2. Black: king h8; rooks e2/f8; pawns a6/f5/g7/h7. White is ahead by 3 points of material. Black to move.

Solution (6 moves)

1. Opponent setup: Kh3 — king g2→h3. Now Black to move.
2. Best move: Rf6 — rook f8→f6. Opponent replies g4 (pawn g3→g4).
3. Best move: Rh6+ — rook f6→h6, gives check. Opponent replies Kg3 (king h3→g3).
4. Best move: Rexh2 — rook e2→h2, captures pawn. Opponent replies gxf5 (pawn g4→f5, captures pawn).
5. Best move: R6h3+ — rook h6→h3, gives check. Opponent replies Kg4 (king g3→g4).
6. Best move: h5+ — pawn h7→h5, gives check. Opponent replies Kg5 (king g4→g5).
7. Best move: Rg2# — rook h2→g2, delivers checkmate.

Tactical themes

endgame, epaulette mate, mate, mate in 5, rook endgame, very long. The combination ends with Rg2# delivering checkmate.

Position data

FEN: 5r1k/6pp/p2P4/2P2p2/5P2/P2P2P1/4r1KP/R1R5 w - - 1 31

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