Ana and Jelena served Serbia to the World Group II play offs in April, by winning from Romania, Poland and the Netherlands.
Starting on Wednesday, Ana beat Urszula Radwanska of Poland 6-3 6-1.
Jelena Jankovic won her match against Agnieszka Radwanska, which gave them a 2-0 victory.
Against Romania, Ana beat Monica Niculescu 5-7 6-4 7-5. She had a medical treatment after the first set, looking like she was about to faint or vomit, but she recovered and managed to take the match.
Meanwhile, Jelena Jankovic lost her match against Sorana-Mihaela Cirstea, which meant Ana and Jelena were chosen to play doubles together to decide this rubber. They won, 2-6 7-6 7-6.
And last, they took on the Netherlands. Ana beat Renee Reinhard 6-2 3-6 6-3 and Jelena Jankovic defeated Aranxta Rus in straight sets, taking Serbia to the World Group II play offs in April!!
( Fed Cup pictures )