Chess Puzzle #4xVEb — Intermediate, Black to move, endgame

Position

White: king h1; rooks b1/b3; pawn g2. Black: king h4; queen e4; pawn g4. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: R1b2 — rook b1→b2. Now Black to move.
2. Best move: Qe1+ — queen e4→e1, gives check. Opponent replies Kh2 (king h1→h2).
3. Best move: g3+ — pawn g4→g3, gives check. Opponent replies Rxg3 (rook b3→g3, captures pawn).
4. Best move: Qxg3+ — queen e1→g3, captures rook, gives check.

Tactical themes

crushing, endgame, long, queen rook endgame. The key move Qxg3+ captures with check, forcing a response.

Position data

FEN: 8/8/8/8/4q1pk/1R6/6P1/1R5K w - - 4 50

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