OPORTO (Portugal), April 6: Quarter-final results from the $140,000 Porto Open WTA Tour tennis tournament on Friday:

Zsofia Gubacsi (Hungary) beat Cara Black (Zimbabwe) 6-3 6-2; 8-Maja Matevzic (Slovakia) beat Jelena Kostanic (Croatia) 6-0 6-4; 1-Angeles Montolio (Spain) beat 6-Eleni Daniilidou (Greece) 6-1 6-3; 3-Magui Serna (Spain) beat Ludmilla Cervanova (Slovakia) 7-5 6-1

Sarasota Open: Quarter-final:

10-Tatiana Panova (Russia) beat Janette Husarova (Slovakia) 6-4 4-6 6-1; 1-Jelena Dokic (Yugoslavia) beat Patty Schnyder (Switzerland) 6-1 7-5; Virginie Razzano (France) beat Paola Suarez (Argentina) 6-2 4-6 6-4; 2-Meghann Shaughnessy (U.S.) beat Anastasia Myskina (Russia) 3-6 7-6 6-4—Reuters