"Sometimes I feel that according to my physical condition, I can still play two or three seasons, but I don't have enough energy for it since taking up the coach position," she admitted.
The Everton midfielder showed glimpses of quality, particularly in the first half, but faded before being replaced by Steven Alzate in the 74th minute at Estadio Metropolitano.
Images of the 36-year-old visiting the Brazilian Serie A club's Rei Pele training complex circulated on social media on Saturday amid reports that negotiations were at an advanced stage.
Kvitova arrived for the match against the world No. 66 Siegemund as statistically the best server of this year's French Open remaining women's players, both in terms of ace struck and percentage of service games won.
Cao's contribution in scoring went on, while Luan Luan also stepped up to widen the gap to 12 points midway through the second quarter.
Sichuan led 42-22 in paint points, and scored 15 points in fast breaks.
The Real Madrid star, who wore the captain's armband under the rotating leadership policy of manager Tite, said the team needed more time to gel following several changes to the starting eleven.
The former president of the London Olympics organizing committee inspected the track at the Olympic Stadium accompanied by the Japanese Olympic Committee chief Yasuhiro Yamashita and World Athletics CEO Jon Ridgeon.
The Paris Saint-Germain forward provided two assists and showed no signs of the back injury that forced him to miss Brazil's last two training sessions before the match at Corinthians Arena.
Scaloni said Messi's role with the national team would not change, rejecting speculation he might be used in a deeper position to ease the physical demands on his 33-year-old legs.
Along with her students, Wang staged her stunning freestyle football tricks in a gala for the celebration of the one-year countdown to the 2021 China's National Games on Sept. 15.