Japan's Naomi Osaka will meet Canada's Bianca Andreescu in the Libema Open quarterfinals in the Netherlands. Osaka defeated Dutch hopeful Suzan Lamens 6-2, 6-2 and Andreescu ousted No. 6 seed Yue Yuan of China 6-4, 6-4 in second-round action Wednesday in 's-Hertogenbosch.
Osaka needed just 54 minutes to reach her first grass-court semifinal since 2018. She fired nine aces and never faced a break point. Andreescu saved five of six break points against Yuan and weathered a rain delay to win in 1 hour and 21 minutes.
Also Wednesday, No. 2 seed Liudmila Samsonova of Russia beat Belgium's Alison Van Uytvanck 6-1, 6-3. Belgium's Greet Minnen eliminated No. 7 Donna Vekic of Croatia 6-1, 0-6, 7-5, and No. 5 Veronika Kudermetova of Russia defeated China's Zhuoxuan Bai 7-5, 6-1.
Rothesay Open
No. 3 seed Katie Boulter of Great Britain moved into the quarterfinals in Nottingham, England, with a 6-4, 6-3 win against Canada's Rebecca Marino. Boulter converted four of her five break chances while taking advantage of seven double faults by Marino.
Sixth-seeded Karolina Pliskova eliminated the United Kingdom's Heather Watson 6-4, 6-4. Australia's Kimberly Birrell was a 6-4, 6-7 (5), 6-0 winner against Italy's Lucrezia Stefanini. France's Diane Parry defeated Australia's Daria Saville 6-4, 6-1.