SCOTTSDALE, MARCH 3: World No 1 Martina Hingis (Switzerland) showed no problems of a one-month's layoff to breeze into the quarter-finals of the $ 535,000 State Farm Women's Tennis Classic here.Competing in her first match since capturing the Pan Pacific Open in Tokyo last month, Hingis defeated Chanda Rubin of the United States 6-3, 6-3 in a 2nd round match on Wednesday. Hingis had a first-round bye.Seventh seed Sandrine Testud of France will be the next opponent for Hingis after downing Amy Frazier (US) 7-5, 6-0.Former world No 1 Monica Seles, unseeded at a tournament for the first time since 1989, advanced to the second round with a 6-1, 7-6 (9-7) win over Silvija Talaja of Croatia. Seles returned from a broken foot last week and claimed the title at Oklahoma City.Only five weeks after they met in the Australian Open semi-finals, second seed Lindsay Davenport beat compatriot Jennifer Capriati 3-6, 6-2, 6-3 in a 2nd round match.Davenport, now 4-1 against Capriati, is playing in her first event since capturing her third Grand Slam singles title at the Australian Open with a 6-1, 7-5 victory over Hingis.Japan's Ai Sugiyama pulled off the day's upset, ousting French fourth seed Julie Halard-Decugis 6-4, 6-2. Halard-Decugis withdrew from last week's event in Oklahoma City with an abdominal strain.Third seed Mary Pierce of France advanced easily, stopping Yugoslav qualifier Sandra Nacuk 6-0, 6-1.Rosset beatenCOPENHAGEN: Switzerland's Marc Rosset saw his winning streak come to an end here with a 1st round exit from the Copenhagen Open at the hands of Germany's Tomas Behrend.Rosset had come into this tournament on the back of ATP Tour wins in Marseille and London but had no answer to the unheralded Behrend, who fully deserved his 0-6, 6-1, 7-6 (7-4) triumph on Wednesday.There was better news for another Swiss player George Bastl, who shocked sixth-seeded Swede Mikael Tillstrom 6-1, 2-6, 6-3 in the first round.Italian veteran Gianluca Pozzi, who beat second-seeded Swede Thomas Johansson in the first round, defeated another Scandinavian, Ville Liukko of Finland 6-3, 3-6, 6-4 in round two.Fromberg ousts IlieDELRAY BEACH: Unheralded Australian Richard Fromberg knocked out flamboyant countryman Andrew Ilie 6-7 (2-7), 6-1, 6-4 in a 2nd round match on Wednesday while top-seeded Aussie star Patrick Rafter rested at the $350,000 ATP Citrix Championships here.Rafter, who returned to the game after six months out with a shoulder injury, was reported by his brother to be fine after his opening victory.Fifth seed Chris Woodruff booked his place in the last eight by defeating Laurence Tieleman of Italy 6-1, 6-4.Jan-Michael Gambill began play on Wednesday a round behind after arriving on Tuesday from an event in London. He made up for lost time as Spaniard Julian Alonso failed to finish, limping off with a right groin strain to give Gambill a 6-4, 3-0 result.Argentines upSANTIAGO: Argentines Juan Ignacio Chela, Augustin Calleri and Mariano Puerta posted victories in the Chevrolet Cup ATP Tour tournament.Chela, coming off a win at the Mexican Open last weekend, advanced to the 2nd round on Wednesday with a 6-4, 6-2 victory over Juan Antonio Marin of Costa Rica.Calleri moved into the third round after rallying from a set down to post a hard-fought 6-7 (7-3), 6-3, 7-6 (7-4) win over Spain's Emilio Alvarez.Puerta also advanced to the second round after his 6-2, 6-2 win over countryman Franco Squillari.