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

Rating 1840 · Advanced · defensive move, endgame, equality, pawn endgame, very long, zugzwang.

Position

White: king a5; pawn b3. Black: king b7. White is ahead by 1 point of material. Black to move.

Solution (5 moves)

  1. Opponent setup: b4 — pawn b3→b4. Now Black to move.
  2. Best move: Ka7 — king b7→a7. Opponent replies Kb5 (king a5→b5).
  3. Best move: Kb7 — king a7→b7. Opponent replies Kc5 (king b5→c5).
  4. Best move: Kc7 — king b7→c7. Opponent replies b5 (pawn b4→b5).
  5. Best move: Kb7 — king c7→b7. Opponent replies b6 (pawn b5→b6).
  6. Best move: Kb8 — king b7→b8.

Tactical themes

defensive move, endgame, equality, pawn endgame, very long, zugzwang. The key move is Ka7.

Position data

FEN: 8/1k6/8/K7/8/1P6/8/8 w - - 10 65

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Puzzle data from the Lichess puzzle database (CC0). Analysis powered by Stockfish 18 in your browser.