Chess Puzzle #OWytP — Master, Black to move, endgame

Position

White: king h3; rook e1; pawns g3/h4. Black: king c3; rook d5; pawn b2. White is ahead by 1 point of material. Black to move.

Solution (5 moves)

1. Opponent setup: g4 — pawn g3→g4. Now Black to move.
2. Best move: Rd3+ — rook d5→d3, gives check. Opponent replies Kh2 (king h3→h2).
3. Best move: Kc2 — king c3→c2. Opponent replies h5 (pawn h4→h5).
4. Best move: Rd1 — rook d3→d1. Opponent replies Rxd1 (rook e1→d1, captures rook).
5. Best move: Kxd1 — king c2→d1, captures rook. Opponent replies h6 (pawn h5→h6).
6. Best move: b1=Q — pawn b2→b1, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, promotion, rook endgame, very long. The key move is Rd3+.

Position data

FEN: 8/8/8/3r4/7P/2k3PK/1p6/4R3 w - - 2 85

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