Bulgaria's Izabella Shinikova qualified for the doubles quarterfinals of the indoor tennis tournament in Ismanning (Germany) with a prize fund of 60,000 dollars.
Shinikova and Yuli Štruplova (Czech Republic), the fourth seeds in the scheme, who are 33 years old, won against host representatives Karlona Kuhl and Nastasya Shunk with 6:3, 5:7, 10:4 in 84 minutes.
Their next rivals are Nicole Rivkin (Germany) and Karolina Vlachkova (Czech Republic).