Chess Puzzle #0LOq4 — Beginner, White to move, endgame

Position

White: king g3; queen a5; pawns a2/c5/d6/f4. Black: king e8; rook e2; bishop d7; pawns d2/f7/g6. White is ahead by 2 points of material. White to move.

Solution (2 moves)

1. Opponent setup: d1=Q — pawn d2→d1, promotes to queen. Now White to move.
2. Best move: Qa8+ — queen a5→a8, gives check. Opponent replies Bc8 (bishop d7→c8).
3. Best move: Qxc8# — queen a8→c8, captures bishop, delivers checkmate.

Tactical themes

endgame, mate, mate in 2, short. The combination ends with Qxc8# delivering checkmate.

Position data

FEN: 4k3/3b1p2/3P2p1/Q1P5/5P2/6K1/P2pr3/8 b - - 0 43

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