[Event "Mar del Plata"]
[Site "?"]
[Date "1959.??.??"]
[Round "?"]
[White "Fischer, Bobby"]
[Black "Letelier, René"]
[Result "0-1"]
[SetUp "1"]
[FEN "8/8/p7/P4KP1/1pPk4/8/8/8 w - - 0 55"]
[PlyCount "14"]

55. c5 b3 56. c6 b2 57. c7 b1=Q+ 58. Ke6 Qb7 59. Kd7 Kd5 60. g6 Qc6+ 61. Kd8
Qd6+ 0-1