Coco Gauff defeated Belinda Bencic and Mirra Andreeva held off Yuliia Starodubtseva to set a marquee meeting in the Mutua Madrid Open quarterfinals.

After a power outage halted play Monday, all six remaining matches wrapped Tuesday -- with No. 1 Aryna Sabalenka and No. 2 Iga Swiatek among those moving on to the quarterfinals.

Victoria Azarenka of Belarus and Ashlyn Krueger of the United States reached the Madrid Open semifinal defeating the U.S. duo of Coco Gauff and Robin Montgomery 7-6 (7-5), 6-3 in the quarterfinal.