The former world number one tennis player Serena Williams, was unexpectedly defeated with the score of 4:6, 6:4, 5:7, in the tennis Australian Open Championship

In the quarterfinals, the American tennis player defeated Czech Republic’s Karolina Pliskova with

The competition lasted 2 hours and her component was Czech Republic’s Karolina Pliskova.

Czech tennis player will meet with Japanese Naomi Osaka in the semi-final, which won the Ukrainian Elina Svetolina, 6: 4, 6: 1.