Belgrade/Paris, June, 04. 2010 (Serbia Today) - Serbia will have the largest number of players in the senior competition - in four of five categories at Roland Garros. Jelena Jankovic will play in the women's singles quarter-finals on Wednesday, who is the favorite to progress to the semifinals. Her opponent is Jaroslava Svedova, ranked 36th in the world. None of the countries in the semifinals in the women's competition will have two representatives, with the quarter-finals seeing a match between Russia's players Nadia Petrova and Elena Dementieva. Novak Djokovicis tipped to also progress to the semifinals as he is significantly better placed than Austria's Jurgen Melzcera, who is ranked 27th. None of the countries in the men's competition will have two representatives in the semifinals, since the quarterfinals will see two Spanish players Rafael Nadal and Nicolas Almagro playing against each other. It is probable that among the eight competitors in the semifinals will be competitors from seven countries of which only Serbia would have two representative in the men's and women's competition. In the category of mixed doubles Nenad Zimonjic with Catherine Srebotnik from Slovenia has already qualified for the semifinals and he also expects a place in the semifinals with Daniel Nestor. They will play against Polish Lukas Kubot and Oliver Marah from Austria in quarter-finals.