Yelena Rybakina beat Iga Svyontek in three sets, and Amanda Anisimova handled Madison Keys in three games, winning a set and a break.
The best moments of tennis matches LIVE in the Telegram channel Tennis on Sport.ua
According to the results of two rounds, Rybakina advanced to the semifinals of the WTA Finals early from the first place thanks to two victories. But after two defeats, Keys lost its chances for the playoffs.
Svyontek and Anisimova will face each other in the decisive, third round and determine the second semi-finalist from this quartet. The result of the meeting between Rybakina and Keys will not have any tournament significance.
Matches of the third round of the Serena Williams group in Riyadh will take place on November 5.
WTA Finals 2025. Serena Williams Group
First round. November 1
The second round. November 3
The third round. November 5
Serena Williams Group Table
Tennis player Svyontek Anisimova Rybakin Goats Matches Networks / Games 
Sveontek (2) – 6:3, 1:6, 0:6 6:1, 6:2 1-1 3/21 
Anisimova (4) – 3:6, 1:6 4:6, 6:3, 6:2 1-1 2/20 
Rybakina (6) 3:6, 6:1, 6:0 6:3, 6:1 – 2-0 4/27 Goats (7) 1:6, 2:6 6:4, 3:6, 2:6 – 0-2 1/14 
Source: sport.ua