Chess Puzzle #6AzCV — Advanced, Black to move, middlegame

Position

White: king e2; rooks a7/d8; bishop b6; pawns a2/b2/f2/h2. Black: king f8; rook h8; bishop e6; knight e8; pawns a6/f7/g6/h7. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Rxa6 — rook a7→a6, captures pawn. Now Black to move.
2. Best move: Bc4+ — bishop e6→c4, gives check. Opponent replies Kd2 (king e2→d2).
3. Best move: Bxa6 — bishop c4→a6, captures rook. Opponent replies Bc5+ (bishop b6→c5, gives check).
4. Best move: Kg7 — king f8→g7. Opponent replies Bd4+ (bishop c5→d4, gives check).
5. Best move: f6 — pawn f7→f6.

Tactical themes

defensive move, endgame, equality, fork, very long. The key move is Bc4+.

Position data

FEN: 3Rnk1r/R4p1p/pB2b1p1/8/8/8/PP2KP1P/8 w - - 2 26

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