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Stanislas Wawrinka, centre, of Switzerland, is congratulated by his teammate World number one tennis player Roger Federer, left, and Michael Lammer, right, after beating Robin Haase, of Netherlands, at the second single of the Davis Cup World Group Play-off round match between the Netherlands and Switzerland, in Amsterdam, Netherlands, Friday, September 14, 2012. (KEYSTONE/Salvatore Di Nolfi)