Luxembourg - Top-seeded Andrea Petkovic of Germany has exited the Luxembourg Open in the first round on Tuesday, losing 6-4, 6-2 to Pauline Parmentier.
The 78th-ranked Frenchwoman posted her first victory on the main Tour over Petkovic after breaking her five times.
Kirsten Flipkens, seeded seventh, also bowed out prematurely from the $250 000 hard court tournament, with the Belgian losing 7-6 (5), 6-1 to Johanna Larsson.
Second-seeded Alize Cornet of France reached the second round with a 6-2, 7-6 (6) win over Czech qualifier Lucie Hradecka and former Wimbledon finalist Sabine Lisicki of Germany — the No. 3 — advanced with a 7-5, 6-0 win against Daniela Hantuchova of Slovakia.
Results from the second day of the WTA Luxembourg Open on Tuesday (x denotes seeding):
Johanna Larsson (SWE) bt Kirsten Flipkens (BEL x7) 7-6 (7/5), 6-1
Pauline Parmentier (FRA) bt Andrea Petkovic (GER) 6-4, 6-2
Annika Beck (GER) bt Timea Bacsinszky (SUI) 7-6 (8/6), 6-3
Sabine Lisicki (GER x3) bt Daniela Hantuchova (SVK) 7-5, 6-0
Polona Hercog (SLO) bt Marina Erakovic (NZL) 6-3, 6-4
Alison Van Uytvanck (BEL) bt Stefanie Vgele (SUI) 5-7, 6-2, 6-2
Kiki Bertens (NED) bt Anna-Lena Friedsam (GER) 2-6, 6-2, 6-4