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

Position

White: king b6; rooks d7/g7; bishop d3; pawns e3/f2/h2. Black: king f6; rook b8; bishop g2; pawns a4/b2/e6/f5/h7. White is ahead by 3 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: Kc7 — king b6→c7. Now Black to move.
2. Best move: Rb7+ — rook b8→b7, gives check. Opponent replies Kc8 (king c7→c8).
3. Best move: Rxd7 — rook b7→d7, captures rook. Opponent replies Rxd7 (rook g7→d7, captures rook).
4. Best move: Be4 — bishop g2→e4. Opponent replies Bxe4 (bishop d3→e4, captures bishop).
5. Best move: fxe4 — pawn f5→e4, captures bishop. Opponent replies Rb7 (rook d7→b7).
6. Best move: a3 — pawn a4→a3.

Tactical themes

crushing, endgame, very long. The key move is Rb7+.

Position data

FEN: 1r6/3R2Rp/1K2pk2/5p2/p7/3BP3/1p3PbP/8 w - - 0 34

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