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

Position

White: king g1; queen d3; rook c2; knight d2; pawns a3/c6/e4/g2/h3. Black: king g7; queen b6; rook f8; bishop e6; pawns a6/d4/e5/g6/h7. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Nc4 — knight d2→c4. Now Black to move.
2. Best move: Qb1+ — queen b6→b1, gives check. Opponent replies Kh2 (king g1→h2).
3. Best move: Rf1 — rook f8→f1. Opponent replies Nxe5 (knight c4→e5, captures pawn).
4. Best move: Qe1 — queen b1→e1. Opponent replies Qxf1 (queen d3→f1, captures rook).
5. Best move: Qxf1 — queen e1→f1, captures queen.

Tactical themes

advantage, endgame, quiet move, very long. The key move is Qb1+.

Position data

FEN: 5r2/6kp/pqP1b1p1/4p3/3pP3/P2Q3P/2RN2P1/6K1 w - - 1 36

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