TOKYO, Sept 18: World number one Serena Williams demolished Austrian Patricia Wartusch 6-0, 6-2 to reach the quarterfinals of the Princess Cup Wednesday in her first singles match since winning the US Open earlier this month.

The American converted three out of three break points as the 2000 Princess Cup champion breezed through the first set in 20 minutes against her unseeded opponent at Ariake Colosseum in Tokyo.

Russian Elena Likhovtseva upset number eight seed Arantxa Sanchex-Vicario 6-2, 6-7, 6-4 in a marathon second-round match lasting two hours, 15 minutes on centre court.

Wednesday’s results (prefix number denotes seeding):

Singles:

First round: Nicole Pratt (Australia) beat Gala Leon Garcia (Spain) 6-3, 7-6 (7-4); Lina Krasnoroutskaya (Russia) beat Silvija Talaja (Croatia) 6-3, 6-4; Svetlana Kuznetsova (Russia) beat Tina Pisnik (Slovenia) 5-0 — retired; Clarisa Fernandez (Argentina) beat Petra Mandula (Hungary) 7-5, 6-2; 6-Tatiana Panova (Russia) beat Henrieta Nagyova (Slovakia) 6-2, 1-6, 6-4; 7-Tamarine Tanasugarn (Thailand) beat Adriana Serra Zanetti (Italy) 6-2, 7-6 (7-3); Alicia Molik (Australia) beat Cristina Torrens Valero (Spain) 6-4, 6-2.

Second round: Elena Likhovtseva (Russia) beat 8-Arantxa Sanchez-Vicario (Spain) 6-2, 6-7 (1-7), 6-4; 1-Serena Williams (US) beat Patricia Wartusch (Austria) 6-0, 6-2.

Doubles:

First round: Ai Sugiyama (Japan)/Natasha Zvereva (Belarus) beat Evie Dominikovic (Australia)/Katie Schlukebir (US) 6-1, 6-4; 4-Janet Lee (Taiwan)/Wynne Prakusya (Indonesia) beat Emmanuelle Gagliardi (Switzerland)/Henrieta Nagyova (Slovakia) 6-3, 6-4; Nannie De Villiers (South Africa)/Trudi Musgrave (Australia) beat Clarisa Fernandez/Patricia Tarabini (Argentina) 4-6, 6-2, 7-5; Corina Morariu/ Kimberly Po-Messerli (US) beat Shinobu Asagoe (Japan)/ Angelique Widjaja (Indonesia) 6-4, 6-4; Petra Mandula (Hungary) /Patricia Wartusch (Austria) beat 2-Kim Clijsters (Belgium)/ Jelena Dokic (Yugoslavia) 7-5, 6-4.—Reuters/AFP