Chess Puzzle #F6ga4 — Intermediate, White to move, middlegame

Position

White: king h2; rooks d7/g5; knight e5; pawns d4/f2/g2/g4. Black: king f8; queen d1; knight a4; pawns b2/f4/f7. White is ahead by 2 points of material. White to move.

Solution (2 moves)

1. Opponent setup: b1=Q — pawn b2→b1, promotes to queen. Now White to move.
2. Best move: Rxf7+ — rook d7→f7, captures pawn, gives check. Opponent replies Ke8 (king f8→e8).
3. Best move: Rg8# — rook g5→g8, delivers checkmate.

Tactical themes

endgame, mate, mate in 2, short. The combination ends with Rg8# delivering checkmate.

Position data

FEN: 5k2/3R1p2/8/4N1R1/n2P1pP1/8/1p3PPK/3q4 b - - 1 47

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