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

Position

White: king h1; queen d6; rooks a7/f1; pawns b6/c4/g2/g4. Black: king h7; queen e2; rook b3; knight e6; pawns e5/g7/h6. White is ahead by 3 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: Rff7 — rook f1→f7. Now Black to move.
2. Best move: Qe1+ — queen e2→e1, gives check. Opponent replies Kh2 (king h1→h2).
3. Best move: Qg3+ — queen e1→g3, gives check. Opponent replies Kg1 (king h2→g1).
4. Best move: Rb1+ — rook b3→b1, gives check. Opponent replies Rf1 (rook f7→f1).
5. Best move: Qe3+ — queen g3→e3, gives check. Opponent replies Kh2 (king g1→h2).
6. Best move: Rxf1 — rook b1→f1, captures rook.

Tactical themes

crushing, deflection, endgame, very long. The key move is Qe1+.

Position data

FEN: 8/R5pk/1P1Qn2p/4p3/2P3P1/1r6/4q1P1/5R1K w - - 1 42

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