Chess Puzzle #YNqo5 — Master, Black to move, middlegame

Position

White: king c2; queen b4; rooks g1/h1; pawns a2/b2/f4/g4/h5. Black: king c8; queen e3; rooks c7/g8; pawns a4/a6/c4. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Re1 — rook g1→e1. Now Black to move.
2. Best move: Qd3+ — queen e3→d3, gives check. Opponent replies Kc1 (king c2→c1).
3. Best move: c3 — pawn c4→c3. Opponent replies bxc3 (pawn b2→c3, captures pawn).
4. Best move: a5 — pawn a6→a5. Opponent replies Rh3 (rook h1→h3).
5. Best move: Qxh3 — queen d3→h3, captures rook.

Tactical themes

advantage, endgame, very long. The key move is Qd3+.

Position data

FEN: 2k3r1/2r5/p7/7P/pQp2PP1/4q3/PPK5/6RR w - - 4 38

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