Chess Puzzle #7QRZc — Master, Black to move, middlegame

Position

White: king g1; queen c5; rooks b1/e1; bishop g2; pawns a2/b2/c3/e3/g3/h2. Black: king g8; queen e6; rook f2; bishop g5; knight g4; pawns f7/g7/h6. White is ahead by 5 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: h3 — pawn h2→h3. Now Black to move.
2. Best move: Rxg2+ — rook f2→g2, captures bishop, gives check. Opponent replies Kxg2 (king g1→g2, captures rook).
3. Best move: Qe4+ — queen e6→e4, gives check. Opponent replies Kg1 (king g2→g1).
4. Best move: Nxe3 — knight g4→e3, captures pawn. Opponent replies Qxe3 (queen c5→e3, captures knight).
5. Best move: Bxe3+ — bishop g5→e3, captures queen, gives check.

Tactical themes

attraction, crushing, exposed king, middlegame, sacrifice, very long. The key move Rxg2+ captures with check, forcing a response.

Position data

FEN: 6k1/5pp1/4q2p/2Q3b1/6n1/2P1P1P1/PP3rBP/1R2R1K1 w - - 0 23

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