Summary Serena Williams Lourdes Dominguez 6-1, 6-1 to reach semi-finals of the Swedish Open.
BASTAD (AFP) - World number one Serena Williams extended her unbeaten run on clay this season to 26 matches as she dismantled Spaniard Lourdes Dominguez 6-1, 6-1 and eased into the semi-finals of the Swedish Open on Friday.
The American 16-time Grand Slam winner will now play Czech Republic third seed Klara Zakopalova who had little trouble eliminating Dutch hope Richel Hogenkamp 6-2, 6-3.
Williams broke her opponent s serve three times in each set and was never in trouble on her way into the final four.
The second semi-final will pit home favourite Johanna Larsson against Italian Flavia Pennetta after both players won their quarter-final matches in straight sets.
The 24-year-old Larsson, who is looking for her first WTA singles title, dropped just three games on the way to a 6-1, 6-2 thrashing of Frenchwoman Mathilde Johansson.
Pennetta who reached the fourth round at Wimbledon, and had a career high world ranking of 10 in 2009, also made short work of her French opponent with a 6-1, 6-3 victory over veteran Virginie Razzano.
The 31-year-old from Brindisi won the doubles titles in Sweden along with Gisela Dulko in 2009 and 2010 as she chases her first single s title at Bastad and 10th WTA victory.
Pennetta and Dulko also teamed up to win the Australian Open doubles crown in 2011.
