Chess Puzzle #bdB0p — Advanced, Black to move, endgame

Position

White: king f1; queen b8; rook a8; pawns c5/c6. Black: king g5; rook d2; bishop d4; pawns c7/g3/h6. White is ahead by 5 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qxc7 — queen b8→c7, captures pawn. Now Black to move.
2. Best move: g2+ — pawn g3→g2, gives check. Opponent replies Ke1 (king f1→e1).
3. Best move: g1=Q+ — pawn g2→g1, promotes to queen, gives check. Opponent replies Kxd2 (king e1→d2, captures rook).
4. Best move: Qe3+ — queen g1→e3, gives check.

Tactical themes

advanced pawn, deflection, endgame, equality, exposed king, long, promotion. The key move is g2+.

Position data

FEN: RQ6/2p5/2P4p/2P3k1/3b4/6p1/3r4/5K2 w - - 0 48

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