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

Position

White: king h1; queen a4; rook a1; bishop d5; knight g2; pawns a3/b2/c4/g3/h2. Black: king h8; queen f2; rooks e1/e8; pawns a5/c7/d4/g5/h7. White is ahead by 1 point of material. Black to move.

Solution (2 moves)

1. Opponent setup: Rxe1 — rook a1→e1, captures rook. Now Black to move.
2. Best move: Rxe1+ — rook e8→e1, captures rook, gives check. Opponent replies Nxe1 (knight g2→e1, captures rook).
3. Best move: Qf1# — queen f2→f1, delivers checkmate.

Tactical themes

endgame, mate, mate in 2, short. The combination ends with Qf1# delivering checkmate.

Position data

FEN: 4r2k/2p4p/8/p2B2p1/Q1Pp4/P5P1/1P3qNP/R3r2K w - - 2 26

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