Chess Puzzle #l6U7M — Expert, Black to move, endgame

Position

White: king c3; rook a3; pawns d5/g4/h4. Black: king f7; rook g2; pawns b5/e7/h7. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: g5 — pawn g4→g5. Now Black to move.
2. Best move: Rg3+ — rook g2→g3, gives check. Opponent replies Kb4 (king c3→b4).
3. Best move: Rxa3 — rook g3→a3, captures rook. Opponent replies Kxa3 (king b4→a3, captures rook).
4. Best move: Kg6 — king f7→g6. Opponent replies Kb4 (king a3→b4).
5. Best move: Kh5 — king g6→h5.

Tactical themes

crushing, endgame, rook endgame, very long. The key move is Rg3+.

Position data

FEN: 8/4pk1p/8/1p1P4/6PP/R1K5/6r1/8 w - - 2 42

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