Leander Paes and his Spanish team-mate Marcel Granollers will play in the quarter-finals of the Chennai Open ATP Tennis tournament today. The second seeded pair will take on the American-French team of Austin Krajicek and Benoit Paire.Mahesh Bhupathi, with his Luxemberg team-mate Gilles Muller, had bowed out in the opening round.Two remaining Indian pairs in the event – Somdev Devvarman and Jeevan Nedunchezhiyan – and – Ramkumar Ramanathan and N. Sriram Balaji – will play against each other in a last-8 match later in the tournament.In the Singles, wild card entrant Ramanathan, who had stunned Spaniard Daniel Gimeno-Traver in the first round, will play his second round fixture today. He will take on Alexander Kudryavtsev of Russia.Top seed and two-time defending champion, Stanislas Wawrinka yesterday advanced to the quarter-finals beating Russian Andrey Rublev, in straight sets, 6-3, 6-2.