WTA Adelaide: Ostapenko sees off Kostyuk to make semi-finals

Latvian Jelena Ostapenko, the No 6 seed, reached the last four of the Adelaide Open by winning against Ukrainian Marta Kostyuk 7-5, 6-3 at the Memorial Drive Tennis Park on Thursday night.

Ostapenko, ranked No 12, will play the winner of the match between Kazakh Elena Rybakina, the top seed, and Russian Ekaterina Alexandrova next.

The Latvian edged out Romanian Sorana Cirstea (2-6, 6-2, 6-4) and Frenchwoman Caroline Garcia (6-4, 5-7, 6-4) in the previous rounds of the Adelaide tournament.

Earlier in the tournament, Kostyuk, ranked No 41, defeated Anhelina Kalinina (7-6 (3), 6-1) and edged out American lucky loser Taylor Townsend (6-3, 2-6, 6-4).

Adelaide WTA 500, other last eight results (Memorial Drive Tennis Park, hard, USD 922.573, most recent results first):

• Elena Rybakina vs. Ekaterina Alexandrova
• Anastasia Pavlyuchenkova vs. Jessica Pegula
• Laura Siegemund vs. Daria Kasatkina