WTA Ostrava Open
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Upsets propel players into Ostrava Open quarterfinals
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In the WTA 250 Ostrava Open, several upsets have shaped the quarterfinal lineup, with British player Katie Boulter advancing convincingly and local hope Nikola Bartunkova reaching her second career quarterfinal on home soil. Katie Volynets also progressed to her second WTA semifinal by defeating compatriot Alycia Parks in an all-American clash.