Chess Puzzle #GP0iV — Intermediate, Black to move, middlegame

Position

White: king h1; rook f4; pawns a2/c2/e4/e7/h2/h5. Black: king c7; queen e5; pawns a4/c4/e6/h3/h6. Black is ahead by 3 points of material. Black to move.

Solution (2 moves)

1. Opponent setup: e8=Q — pawn e7→e8, promotes to queen. Now Black to move.
2. Best move: Qa1+ — queen e5→a1, gives check. Opponent replies Rf1 (rook f4→f1).
3. Best move: Qxf1# — queen a1→f1, captures rook, delivers checkmate.

Tactical themes

endgame, mate, mate in 2, short. The combination ends with Qxf1# delivering checkmate.

Position data

FEN: 8/2k1P3/4p2p/4q2P/p1p1PR2/7p/P1P4P/7K w - - 0 42

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