Spanish veteran Pablo Andujar staged a remarkable comeback to defeat the two-time French Open runner-up Dominic Thiem 4-6, 5-7, 6-3, 6-4, 6-4 in a memorable contest that lasted almost four-and-a-half hours.

Tomas Berdych's defeat hands Andy Murray a great chance to move above him into seventh in the race to qualify for the World Tour Finals in London.

World number 113 Andujar was blown away by compatriot Nadal 6-0, 6-4 on Saturday.

In other first-round matches, there were wins for Nikolay Davydenko, qualifier Pablo Andujar and French pair Benoit Paire and Edouard Roger-Vasselin.

Top-seeded Pablo Andujar of Spain, Andreas Seppi of Italy and David Nalbandian of Argentina won on Friday to reach the Serbia Open semi-finals.

Top-seeded Pablo Andujar of Spain rallied past Filippo Volandri of Italy 4-6, 7-5, 6-2 to reach the quarterfinals of the Serbia Open on Thursday.

David Ferrer took a large stride toward back-to-back Mexican Open titles by winning his quarterfinal on Thursday while his main rival and Spanish compatriot Nicolas Almagro lost.

Frederico Gil of Portugal upset fourth-seeded Pablo Andujar of Spain 6-2, 6-1 in the second round of the Vina del Mar VTR Open on Wednesday.

Former finalist Jo-Wilfried Tsonga beat Frederico Gil of Portugal 6-2, 6-2, 6-2 on Saturday to advance to the fourth round at the Australian Open.

Second-seeded Florian Mayer of Germany beat Spain's Pablo Andujar 6-3, 6-1 in the final of the Nastase Tiriac Trophy on Sunday.