Four-time winner Swiatek reaches last 16 at French Open, in-form Kostyuk up next

[p][a href="https://www.flashscore.ca/player/swiatek-iga/jNyZsXZe/"]Swiatek[/a] advances to face in-form Ukrainian [a href="https://www.flashscore.ca/player/kostyuk-marta/8CZqQdSa/"]Marta Kostyuk[/a], who is unbeaten in 14 matches on clay this season following titles in Madrid and Rouen.[/p][p]Third seed Swiatek dug herself out of an early 2-0 hole [a href="https://www.flashscore.ca/game/tennis/linette-m-vXvzyRlq/swiatek-i-jNyZsXZe/?mid=IZEWcKdk"]against her 35th-ranked opponent[/a], who won their most recent meeting at Miami in March.[/p][p]Swiatek broke three times in the opening set to nose ahead, and then surged into a 4-1 lead in the second set.[/p][image alt="Key match stats" id="1388f3c7-d53b-4a3f-87a4-05f846efafa7" credit-line="Flashscore" guid="f5a2321b-358c-4d2f-b0b8-90cbf6d63592" original-width="1080" original-height="1080" /][p]She overcame a stumble as she tried to close it out, before wrapping up victory in one hour and 25 minutes on another hot day at Roland Garros.[/p][p][b]"It was a good match. I played much better than Miami," [/b]said Swiatek, who moved to appoint Francisco Roig, a longtime coach of Rafael Nadal, in the wake of her loss to Linette two months ago.[/p][p]Kostyuk, the 15th seed, continued her fine run earlier with [a href="https://www.flashscore.ca/game/tennis/golubic-v-x0QCtJlk/kostyuk-m-8CZqQdSa/?mid=fH1brxVb"]a 6-4, 6-3 win[/a] over Switzerland's [a href="https://www.flashscore.ca/player/golubic-viktorija/x0QCtJlk/"]Viktorija Golubic[/a].[/p][p]She is unbeaten in 15 matches on clay this season following titles in Madrid and Rouen.[/p][image alt="Kostyuk's recent Grand Slam results" id="0a6a2ea0-569d-431b-bfd6-f2ff21d1cf70" credit-line="Flashscore" guid="113b5199-385f-4b92-8031-1b95cb47c379" original-width="1080" original-height="1080" /][p][b]"Marta is having a great season. She always had a game to play well,"[/b] said Swiatek.[/p][p]"So good for her. But I'm going to focus on myself, prepare tactically, as before any other match, and we'll see."[/p][p][b][a href="https://www.flashscore.ca/tennis/wta-singles/french-open/"]Follow the women's side at Roland Garros here.[/a][/b][/p]