Chess Puzzle #Jog1t — Expert, White to move, middlegame

Position

White: king g1; queen d2; rook g3; bishop d3; knight d5; pawns a2/b2/c2/e5/g2/h2. Black: king g8; queen h4; rooks a8/f8; knight d4; pawns a6/b7/c7/d6/f7/g7/h6. Black is ahead by 3 points of material. White to move.

Solution (3 moves)

1. Opponent setup: c6 — pawn c7→c6. Now White to move.
2. Best move: Nf6+ — knight d5→f6, gives check. Opponent replies Kh8 (king g8→h8).
3. Best move: Rg4 — rook g3→g4. Opponent replies Qxg4 (queen h4→g4, captures rook).
4. Best move: Nxg4 — knight f6→g4, captures queen.

Tactical themes

advantage, long, middlegame, pin, trapped piece. The key move is Nf6+.

Position data

FEN: r4rk1/1pp2pp1/p2p3p/3NP3/3n3q/3B2R1/PPPQ2PP/6K1 b - - 0 19

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