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

Position

White: king g1; queen d3; rook e1; bishop c2; pawns a5/b2/c3/f2/g2/h3. Black: king g7; queen d6; rook f7; bishop d7; pawns c5/d5/f3/g6/h6. White is ahead by 1 point of material. Black to move.

Solution (5 moves)

1. Opponent setup: g3 — pawn g2→g3. Now Black to move.
2. Best move: Qxg3+ — queen d6→g3, captures pawn, gives check. Opponent replies fxg3 (pawn f2→g3, captures queen).
3. Best move: f2+ — pawn f3→f2, gives check. Opponent replies Kf1 (king g1→f1).
4. Best move: Bxh3+ — bishop d7→h3, captures pawn, gives check. Opponent replies Ke2 (king f1→e2).
5. Best move: f1=Q+ — pawn f2→f1, promotes to queen, gives check. Opponent replies Rxf1 (rook e1→f1, captures queen).
6. Best move: Bxf1+ — bishop h3→f1, captures rook, gives check.

Tactical themes

advanced pawn, advantage, endgame, fork, promotion, sacrifice, very long. The key move Qxg3+ captures with check, forcing a response.

Position data

FEN: 8/3b1rk1/3q2pp/P1pp4/8/2PQ1p1P/1PB2PP1/4R1K1 w - - 0 30

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