Chess Puzzle #Lc79Q — Advanced, Black to move, middlegame

Position

White: king g1; queen f1; rooks a1/e4; bishops e3/g2; pawns a3/b2/c2/e2. Black: king h7; queen g3; rooks e8/f8; bishop h3; pawns a7/b7/f7/g7/h6. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Qf3 — queen f1→f3. Now Black to move.
2. Best move: Qxg2+ — queen g3→g2, captures bishop, gives check. Opponent replies Qxg2 (queen f3→g2, captures queen).
3. Best move: Bxg2 — bishop h3→g2, captures queen. Opponent replies Rxe8 (rook e4→e8, captures rook).
4. Best move: Rxe8 — rook f8→e8, captures rook. Opponent replies Kxg2 (king g1→g2, captures bishop).
5. Best move: Rxe3 — rook e8→e3, captures bishop.

Tactical themes

advantage, kingside attack, middlegame, very long. The key move Qxg2+ captures with check, forcing a response.

Position data

FEN: 4rr2/pp3ppk/7p/8/4R3/P3B1qb/1PP1P1B1/R4QK1 w - - 2 20

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