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

Position

White: king g1; queen h6; rooks a2/f1; bishop c1; knight b1; pawns a3/b4/c4/d3/e4/f2/g2/h2. Black: king d7; queen d8; rooks a8/g8; knight d4; pawns a7/b7/c7/d6/e5/f7. White is ahead by 5 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nc3 — knight b1→c3. Now Black to move.
2. Best move: Nf3+ — knight d4→f3, gives check. Opponent replies Kh1 (king g1→h1).
3. Best move: Rh8 — rook g8→h8. Opponent replies Qxh8 (queen h6→h8, captures rook).
4. Best move: Qxh8 — queen d8→h8, captures queen.

Tactical themes

equality, long, middlegame, pin. The key move is Nf3+.

Position data

FEN: r2q2r1/pppk1p2/3p3Q/4p3/1PPnP3/P2P4/R4PPP/1NB2RK1 w - - 1 15

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