Collated results Wednesday from the WTA Gippsland Trophy, Yarra Valley Classic and Grampians Trophy at Melbourne Park: Gippsland Trophy 3rd rd Simona Halep (ROM x1) bt Laura Siegemund (GER x16) 6-2, 6-4 Ekaterina Alexandrova (RUS x9) bt Iga Swiatek (POL x6) 6-4, 6-2 Kaia Kanepi (EST) bt Darya Kasatkina (RUS) 7-5, 6-1 Karolina Muchova (CZE x8) bat Jasmine Paolini (ITA) 6-2, 4-6, 6-4 Elise Mertens (BEL x7) bt Caroline Garcia (FRA x12) 7-6 (7/1), 6-3 Elina Svitolina (UKR x3) bt Jelena Ostapenko (LAT x13) 6-7 (4/7), 6-3, 6-2 Irina Begu (ROM) bt Johanna Konta (GBR x5) 4-6, 7-6 (12/10), 7-6 (7/4) Naomi Osaka (JPN x2) bt Katie Boulter (GBR) 3-6, 6-3, 6-1 Yarra Valley Classic 3rd rd Ashleigh Barty (AUS x1) bt Marie Bouzkova (CZE x16) 6-0, 4-6, 6-3 Shelby Rogers (USA) bt Petra Martic (CRO x7) 7-6 (7/1), 6-3 Danielle Collins (USA x13) bt Karolína Pliskova (CZE x3) 7-6 (7/5), 7-6 (7/3) Serena Williams (USA x5) bat Tsvetana Pironkova (BUL) 6-1, 6-4 Marketa Vondrousova (CZE x8) bt Vera Zvonareva (RUS) 7-6 (7/4), 6-7 (4/7), 6-4 Sofia Kenin (USA x2) bt Jessica Pegula (USA) 5-7, 7-5, 6-2 Garbine Muguruza (ESP x6) bt Anastasia Pavlyuchenkova (RUS x11) 6-1, 6-2 Grampians Trophy 1st rd Leylah Fernandez (CAN) bt Sloane Stephens (USA) 6-3, 6-1 Ons Jabeur (TUN) bt Anna Blinkova (RUS) 6-1, 6-1 Angelique Kerber (GER x8) bt Katerina Siniakova (CZE) 6-3, 4-6, 6-3 Yulia Putintseva (KAZ) bt Georgina García (ESP) 7-6 (7/1), 6-4 Bethanie Mattek-Sands (USA) bt Barbora Strycova (CZE) 7-6 (7/3), 6-2 Anett Kontaveit (EST x6) bt Christina McHale (USA) 6-1, 6-3 Jennifer Brady (USA x7) bt Svetlana Kuznetsova (RUS) 6-3, 6-0 Marta Kostyuk (UKR) bt Gabriela Dabrowski (CAN) 6-0, 6-3 Barbora Krejciková (CZE) bt Lauren Davis (USA) 6-4, 4-6, 6-4 Ann Li (USA) bt Ellen Perez (AUS) 5-3 retired Veronika Kudermetova (RUS) bt Heather Watson (GBR) 6-2, 6-2 Sorana Cirstea (ROU) bt Oksana Kalashnikova (GEO) 6-1, 6-1 AFP