Chess Puzzle #09YXu — Advanced, Black to move, middlegame

Position

White: king g2; queen d2; rook b2; knight f3; pawns c4/d3/e5/g3/h2. Black: king g8; queen c6; rook a8; knight e6; pawns d4/f5/g7/h6. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qb4 — queen d2→b4. Now Black to move.
2. Best move: Ng5 — knight e6→g5. Opponent replies Qb7 (queen b4→b7).
3. Best move: Qxb7 — queen c6→b7, captures queen. Opponent replies Rxb7 (rook b2→b7, captures queen).
4. Best move: Ra2+ — rook a8→a2, gives check.

Tactical themes

advantage, endgame, long, pin. The key move is Ng5.

Position data

FEN: r5k1/6p1/2q1n2p/4Pp2/2Pp4/3P1NP1/1R1Q2KP/8 w - - 1 33

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