Chess Puzzle #iBvvo — Advanced, Black to move, middlegame

Position

White: king g1; queen b5; rook b1; knight c4; pawns d4/e3/f2/g2/h3. Black: king g8; queen c7; rook a8; knight d7; pawns b6/f7/g7/h6. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nxb6 — knight c4→b6, captures pawn. Now Black to move.
2. Best move: Rb8 — rook a8→b8. Opponent replies Qxd7 (queen b5→d7, captures knight).
3. Best move: Qxd7 — queen c7→d7, captures queen. Opponent replies Nxd7 (knight b6→d7, captures queen).
4. Best move: Rxb1+ — rook b8→b1, captures rook, gives check.

Tactical themes

endgame, equality, long. The key move Rxb1+ captures with check, forcing a response.

Position data

FEN: r5k1/2qn1pp1/1p5p/1Q6/2NP4/4P2P/5PP1/1R4K1 w - - 3 27

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