Chess Puzzle #83sRS — Advanced, Black to move, middlegame

Position

White: king g1; rook e1; bishops e2/g5; knight c1; pawns a2/b4/f2/g2/h3. Black: king g8; rook e6; bishops b1/c3; knight a5; pawns a7/b6/c5/f5/g6/h7. Black is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: bxa5 — pawn b4→a5, captures knight. Now Black to move.
2. Best move: Bxe1 — bishop c3→e1, captures rook. Opponent replies Bc4 (bishop e2→c4).
3. Best move: Kf7 — king g8→f7. Opponent replies axb6 (pawn a5→b6, captures pawn).
4. Best move: axb6 — pawn a7→b6, captures pawn.

Tactical themes

advantage, hanging piece, long, middlegame. The key move Bxe1 wins material.

Position data

FEN: 6k1/p6p/1p2r1p1/n1p2pB1/1P6/2b4P/P3BPP1/1bN1R1K1 w - - 0 23

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