But the 33-year-old soon after committed a serious foul on Leo Dubois, for which referee Stephanie Frappart initially showed a yellow card but changed it to a red after a VAR review.
Liverpool's defense was overrun for the entire 90 minutes at Villa Park with Ollie Watkins scoring a first half hat-trick, Jack Grealish scoring twice and John McGinn and, new arrival, Ross Barkley also getting in on the act.
Next up for Kvitova is Germany's Laura Segemund, who dispatched Spaniard Paula Badosa 7-5, 6-2 to advance. Enditem
The Argentinian bested Nadal in the Rome Masters quarter-finals last month for his first win against the world number two.
Elsewhere, Svit registered its first victory of the new season, winning in Handlova 89-81 on Saturday.
The ITTF said that it is in discussions with local organizers of the 2020 ITTF Finals about the possibility of having spectators at the event.
In the 25km race, China's Gao Chongchong and Zhang Jiajing won the men's and women's group respectively.
Raheem Sterling opened the scoring for the visitors in the 17th minute, but Rodrigo Moreno's first goal for Leeds in the 59th minute, following an error from City keeper Ederson Santana saw Marcelo Bielsa's side take a well-deserved point.
With starters back on court in the third quarter, Shanxi pushed the lead back to double digits on Wu Tongtong's three-pointer with 2:50 remaining before going up 63-56 heading toward the final 10 minutes.
Dongguan saw the national trio of Li Yueru, Yang Liwei and Huang Sijing depart to Inner Mongolia during the offseason.
RIO DE JANEIRO, Oct. 4 (Xinhua) -- Defending champion Flamengo struck three goals in 20 second-half minutes to set up a 3-1 victory over Athletico Paranaense on Sunday, their first Brazilian Serie A win in almost a month.