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

Position

White: king g1; rooks a1/f1; bishop g3; knights c5/f3; pawns a4/b2/e3/f2. Black: king a7; rooks g8/h8; bishop h3; knight f5; pawns a5/c6/c7/e5/f6. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Rfd1 — rook f1→d1. Now Black to move.
2. Best move: Nxg3 — knight f5→g3, captures bishop. Opponent replies fxg3 (pawn f2→g3, captures knight).
3. Best move: Rxg3+ — rook g8→g3, captures pawn, gives check. Opponent replies Kf2 (king g1→f2).
4. Best move: Rg2+ — rook g3→g2, gives check.

Tactical themes

advantage, fork, long, middlegame. The key move Rxg3+ captures with check, forcing a response.

Position data

FEN: 6rr/k1p5/2p2p2/p1N1pn2/P7/4PNBb/1P3P2/R4RK1 w - - 2 27

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