Philipp Kohlschreiber wins in Vienna
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The German hit five aces Monday, losing his serve once on the only break point he faced, in the second set.
Andreas Seppi of Italy defeated Martin Fischer of Austria 6-3, 6-3 to set up a second-round match against either Andreas Haider-Maurer or the former top-ranked Thomas Muster, who is making his comeback to the ATP tour at age 43.
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