Elina Svitolina stands between Elena Rybakina and a second WTA Tour triumph of the year at the Internationaux de Strasbourg.
The semi-finals line-up in Strasbourg will not be completed until Friday, with the last quarter-final suspended due to rain.
Katerina Siniakova is next up for Aryna Sabalenka, who overcame Anna Blinkova at the Internationaux de Strasbourg.
Elina Svitolina will face Jil Teichmann in the Internationaux de Strasbourg quarter-finals after overcoming Magda Linette on Tuesday.
Aryna Sabalenka cruised past Ellen Perez in Strasbourg, subsequently confirming she had decided against taking on coach Dieter Kindlmann.
Anastasia Pavlyuchenkova battled into the second round at Strasbourg with a 6-3 7-5 win over Alison Van Uytvanck on Sunday.
Patricia Maria Tig was the beneficiary as Eugenie Bouchard failed to see out victory in the Istanbul Cup final on Sunday.
Eugenie Bouchard beat Svetlana Kuznetsova for the first time to reach a third quarter-final of 2020 in Istanbul.
Number one seed Svetlana Kuznetsova awaits qualifier Eugenie Bouchard in the second round in Istanbul.
Aliaksandra Sasnovich was knocked out at the last-32 stage of the US Open, and she returned to winning ways at the Istanbul Cup.