New Delhi, May 31: Leander Paes and Martina Navratilova have advanced to the pre-quarterfinals of mixed doubles competition at the French Open in Rolland Garros today beating Australia's Joshua Eagle and Austrian Patricia Wartusch in straight sets 6-1 6-3 in the first round. The Indo-US pair will now take on either Sweden's Jonas Bjorkman and Corian Morariu of USA or the Australian duo of Paul Hanley and Nicole Pratt for a place in the quarterfinals, according to information received here. Bureau Report