PRAGUE — Top-seeded Svetlana Kuznetsova rallied to defeat Monica Puig of Puerto Rico 4-6, 7-5, 6-4 and advance to the Prague Open semifinals on Thursday
The Russian, seeking her second title of the year, will play fourth-seeded Sam Stosur of Australia, who beat fifth-seeded Barbora Strycova of the Czech Republic 6-3, 6-7 (3), 7-6 (4).
Stosur wasted two match points at 5-4 in the final set, and another at 6-5, before prevailing in the tiebreaker.
Second-seeded Lucie Safarova extended her resurgence into the semifinals by fighting past unseeded Hsieh Su-Wei of Taiwan 7-6 (3), 7-5.
Coming back from a bacterial infection last year, Safarova didn't win a singles this season before claiming three in a row in Prague.