Chess Puzzle #cxS4f — Advanced, Black to move, middlegame

Position

White: king c2; queen h6; rook g5; pawns a2/b2/c3/d4. Black: king g8; queen e2; pawns a5/b5/c7/d5/e4/g7. White is ahead by 3 points of material. Black to move.

Solution (2 moves)

1. Opponent setup: Kb3 — king c2→b3. Now Black to move.
2. Best move: Qd1+ — queen e2→d1, gives check. Opponent replies Ka3 (king b3→a3).
3. Best move: Qa4# — queen d1→a4, delivers checkmate.

Tactical themes

endgame, mate, mate in 2, short. The combination ends with Qa4# delivering checkmate.

Position data

FEN: 6k1/2p3p1/7Q/pp1p2R1/3Pp3/2P5/PPK1q3/8 w - - 2 33

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