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

Position

White: king g1; queen d3; rook c3; bishop c2; pawns d4/e3/f3/g2/h3. Black: king g7; queen b4; knights g3/h1; pawns d5/e6/f7/g6/h7. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Rb3 — rook c3→b3. Now Black to move.
2. Best move: Qe1+ — queen b4→e1, gives check. Opponent replies Kh2 (king g1→h2).
3. Best move: Nf2 — knight h1→f2. Opponent replies Rb1 (rook b3→b1).
4. Best move: Nxd3 — knight f2→d3, captures queen. Opponent replies Rxe1 (rook b1→e1, captures queen).
5. Best move: Nxe1 — knight d3→e1, captures rook.

Tactical themes

advantage, endgame, very long. The key move is Qe1+.

Position data

FEN: 8/5pkp/4p1p1/3p4/1q1P4/2RQPPnP/2B3P1/6Kn w - - 0 45

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