The 2008 Australian Open champion Maria Sharapova and the reigning Wimbledon champion Petra Kvitova will meet in the 2012 Australian Open semifinal.
Sharapova defeated fellow Russian Ekaterina Makarova 6-2, 6-3. Makarova was the one who knocked out the five-times champion Serena Williams in the round before.
The Czech Kvitova moved to her first semifinal in Melbourne Park with a 6-4, 6-4 win over Sara Errani of Italy.
In the other semifinal, defending champion Kim Clisters will play Victoria Azarenka.