Chess Puzzle #dWMU0 — Advanced, Black to move, middlegame

Position

White: king h3; queen e7; bishop d3; pawns a6/e2/g3/h2. Black: king g7; queen f2; bishop d4; pawns d5/e6/f7/h6. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Qh4 — queen e7→h4. Now Black to move.
2. Best move: Qf1+ — queen f2→f1, gives check. Opponent replies Kg4 (king h3→g4).
3. Best move: f5+ — pawn f7→f5, gives check. Opponent replies Kh5 (king g4→h5).
4. Best move: Bf6 — bishop d4→f6. Opponent replies a7 (pawn a6→a7).
5. Best move: Bxh4 — bishop f6→h4, captures queen.

Tactical themes

crushing, endgame, very long. The key move is Qf1+.

Position data

FEN: 8/4Qpk1/P3p2p/3p4/3b4/3B2PK/4Pq1P/8 w - - 0 42

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