Another two-time winner on tour this year, Stepanek, defeated Lukasz Kubot of Poland 6-4, 6-1.
Fourth-seeded Philipp Kohlschreiber beat qualifier Dieter Kindlmann 6-1, 6-3 in an all-German match. Sixth-seeded Feliciano Lopez, the 2004 champion, defeated Austrian wild card Andreas Haider-Maurer 6-4, 6-4.
No. 7 Jurgen Melzer, Austria’s main hope, beat Marco Chiudinelli of Switzerland 7-6 (4), 7-6 (10). The 35th-ranked Melzer saved three set points in the second set before closing out the match on his third match point. Melzer has got at far as the quarter-finals three times, including last year, in his hometown event.



