"Tennis player" . "1987Z"^^ . "1.5345947E7"^^ . . . "Potro, Juan Mart\u00EDn del"@en . . "1987-09-23Z"^^ . . . "Juan Mart\u00EDn del Potro (Spanish pronunciation: [\u02C8xwan ma\u027E\u02C8tin del \u02C8pot\u027Eo], born 23 September 1988), often nicknamed Delpo, is an Argentine professional tennis player. His biggest achievement was winning the 2009 US Open, defeating Rafael Nadal in the semifinal and Roger Federer in the final. He was the first to defeat both Federer and Nadal during a major and was the only man outside the Big Four to win a major between the 2005 French Open and the 2013 US Open, a span of 35 tournaments."@en . "Right-handed (two-handed backhand)" . . "1.98"^^ . "1988-09-23Z"^^ . "Potro, Juan Mart\u00EDn del"@en . .