Chess Puzzle #sKR81 — Expert, Black to move, endgame

Position

White: king g1; rook b5; pawns g2/h4. Black: king a3; knight a4; pawns a5/b4/g3/h5. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Rxa5 — rook b5→a5, captures pawn. Now Black to move.
2. Best move: b3 — pawn b4→b3. Opponent replies Rxh5 (rook a5→h5, captures pawn).
3. Best move: Nc3 — knight a4→c3. Opponent replies Ra5+ (rook h5→a5, gives check).
4. Best move: Kb4 — king a3→b4.

Tactical themes

crushing, defensive move, endgame, long, quiet move. The key move is b3.

Position data

FEN: 8/8/8/pR5p/np5P/k5p1/6P1/6K1 w - - 2 58

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