Chess Puzzle #5RPfb — Advanced, Black to move, middlegame

Position

White: king c2; queen h5; rooks e1/g7; knight g3; pawns a2/b2/d4/f3/h3. Black: king e8; queen e3; rooks c8/f8; pawns a7/b7/d5/e2/f6/f7. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kb1 — king c2→b1. Now Black to move.
2. Best move: Qd3+ — queen e3→d3, gives check. Opponent replies Ka1 (king b1→a1).
3. Best move: Qd1+ — queen d3→d1, gives check. Opponent replies Rxd1 (rook e1→d1, captures queen).
4. Best move: exd1=Q# — pawn e2→d1, captures rook, promotes to queen, delivers checkmate.

Tactical themes

advanced pawn, back rank mate, long, mate, mate in 3, middlegame, promotion. The combination ends with exd1=Q# delivering checkmate.

Position data

FEN: 2r1kr2/pp3pR1/5p2/3p3Q/3P4/4qPNP/PPK1p3/4R3 w - - 1 33

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