Chess Puzzle #tNurJ — Master, Black to move, middlegame

Position

White: king h1; rook f1; knight b7; pawns a5/d5/g3/h2. Black: king h7; bishops c3/g6; pawns b5/e5/g7/h6. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: a6 — pawn a5→a6. Now Black to move.
2. Best move: Be4+ — bishop g6→e4, gives check. Opponent replies Kg1 (king h1→g1).
3. Best move: Bd4+ — bishop c3→d4, gives check. Opponent replies Rf2 (rook f1→f2).
4. Best move: b4 — pawn b5→b4. Opponent replies a7 (pawn a6→a7).
5. Best move: Bxa7 — bishop d4→a7, captures pawn.

Tactical themes

crushing, endgame, pin, quiet move, very long. The key move is Be4+.

Position data

FEN: 8/1N4pk/6bp/Pp1Pp3/8/2b3P1/7P/5R1K w - - 1 37

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