Chess Puzzle #E3sXy — Advanced, Black to move, middlegame

Position

White: king h2; queen f7; pawns b3/d6/f2/g2/g4. Black: king h7; rook c1; bishop g7; pawns b4/d2/g5/h6. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: d7 — pawn d6→d7. Now Black to move.
2. Best move: d1=Q — pawn d2→d1, promotes to queen. Opponent replies Qf5+ (queen f7→f5, gives check).
3. Best move: Kh8 — king h7→h8. Opponent replies d8=R+ (pawn d7→d8, promotes to rook, gives check).
4. Best move: Qxd8 — queen d1→d8, captures rook.

Tactical themes

advanced pawn, crushing, endgame, long, promotion. The key move is d1=Q.

Position data

FEN: 8/5Qbk/3P3p/6p1/1p4P1/1P6/3p1PPK/2r5 w - - 1 36

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