Chess Puzzle #DMEXU — Intermediate, Black to move, endgame

Position

White: king a2; rook b7; bishop c3; pawns b4/h5. Black: king f8; rook g5; pawns e2/g7/h6. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Ka3 — king a2→a3. Now Black to move.
2. Best move: Rg3 — rook g5→g3. Opponent replies Kb2 (king a3→b2).
3. Best move: Rxc3 — rook g3→c3, captures bishop. Opponent replies Kxc3 (king b2→c3, captures rook).
4. Best move: e1=Q+ — pawn e2→e1, promotes to queen, gives check.

Tactical themes

advanced pawn, attraction, crushing, endgame, long, pin, promotion. The key move is Rg3.

Position data

FEN: 5k2/1R4p1/7p/6rP/1P6/2B5/K3p3/8 w - - 0 44

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