Chess Puzzle #DUfmk — Expert, Black to move, middlegame

Position

White: king h2; queen d1; rooks a1/e7; bishop d3; knight f3; pawns a2/c4/d5/f2/g2/h3. Black: king h8; queen h5; rooks a8/g8; bishop c8; pawns a7/b7/c7/d6/f6/f7/h7. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nd4 — knight f3→d4. Now Black to move.
2. Best move: Rxg2+ — rook g8→g2, captures pawn, gives check. Opponent replies Kxg2 (king h2→g2, captures rook).
3. Best move: Bxh3+ — bishop c8→h3, captures pawn, gives check. Opponent replies Kh2 (king g2→h2).
4. Best move: Bg4+ — bishop h3→g4, gives check.

Tactical themes

attraction, crushing, discovered attack, discovered check, long, middlegame, sacrifice. The key move Rxg2+ captures with check, forcing a response.

Position data

FEN: r1b3rk/ppp1Rp1p/3p1p2/3P3q/2P5/3B1N1P/P4PPK/R2Q4 w - - 0 20

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