Anna Olehivna Muzychuk is a Ukrainian chess player who holds the title of Grandmaster (GM). She is the fourth woman in chess history to attain a FIDE rating of at least 2600. She has been ranked as high as No. 197 in the world, and No. 2 among women. Muzychuk is a three-time world champion in fast chess, having won the Women's World Rapid Chess Championship once in 2014 and the Women's World Blitz Chess Championship twice in 2014 and 2016. In classical chess, she was the 2017 Women's World Championship runner-up.

Tan Zhongyi is a Chinese chess player who holds the title of grandmaster (GM). She is a former Women's World Champion, winning the 2017 knockout edition of the world championship in Iran where she defeated Anna Muzychuk in the final. Tan is also a former Women's World Rapid Champion. She is the three-time reigning Chinese women's national champion, and is a five-time national champion overall with titles in 2015, 2020, 2021, and 2022.