American Elizabeth Mandlik, the No 7 seed, advanced to the last 8 of the Colina Open by winning against Brazilian Laura Pigossi 3-6, 6-4, 6-0 at the Club Deportivo Universidad Catolica.

Mandlik, ranked No 125, will play Ukrainian Yulia Starodubtsewa next.

The 22-year-old American beat Peruvian wildcard Lucciana Perez Alarcon (6-1, 6-0) in the previous round of the Chilean tournament.

In the previous round of the Chilean tournament, Pigossi, ranked No 136, won against Frenchwoman Carole Monnet (4-6, 6-0, 6-3).

Colina WTA 125, other second-round results (Club Deportivo Universidad Catolica, USD 115.000, most recent results first):

• Mayar Sherif vs. Polona Hercog
• Daniela Seguel vs. Nadia Podoroska
• Sara Bejlek beat Ekaterine Gorgodze (Q): 6-1, 6-2
• Panna Udvardy beat Jessica Bouzas Maneiro: 6-4, 6-2
• Yulia Starodubtsewa beat Guillermina Naya (WC): 6-2, 6-0
• Diane Parry (5) beat Fiona Ferro: 6-4, 6-1
• Leolia Jeanjean (8) beat Despina Papamichail: 2-6, 6-4, 6-2