Chess Puzzle #xZvb5 — Expert, Black to move, endgame

Position

White: king h2; queen a1; pawns e3/g2/h4. Black: king e6; rook e2; bishop h5; pawns a2/a6/e4. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kh3 — king h2→h3. Now Black to move.
2. Best move: Rxe3+ — rook e2→e3, captures pawn, gives check. Opponent replies Kh2 (king h3→h2).
3. Best move: Ra3 — rook e3→a3. Opponent replies Qc1 (queen a1→c1).
4. Best move: a1=Q — pawn a2→a1, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, long, promotion, quiet move. The key move Rxe3+ captures with check, forcing a response.

Position data

FEN: 8/8/p3k3/7b/4p2P/4P3/p3r1PK/Q7 w - - 3 41

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