Fourth seeded Nikolay Davydenko of Russia overcame a first set deficit to beat Florent Serra of France 6-7 (5) 6-4 6-1 at Dubai Tennis Championships on Tuesday.

The fourth-seeded Davydenko was a set and two break points down at 4-4 in the second. But he saved both of them and broke Serra at 5-4 to level the match scores at 1-all.

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He looked unstoppable in the third set as he raced to 5-0 and wrapped it 6-1.

Davydenko, still struggling with a wrist injury suffered in Rotterdam this month, admitted his performance was error marked. 

"Too many mistakes from me,"said Davydenko,"I had so many chances to make a break in the second set and win maybe more easily."

Earlier in the day, sixth seeded Marin Cilic of Crotia eased past Frenchman Arnaud Clement 6-2 6-4 in straight sets.

Another Frenchman Jo-wilfried Tsonga moved ahead in the tournament after his compatriot Michael Llodra retired midway with an injury while trailing a set down in the match.

In other matches of the day, Indian qualifier Somdev Devvarman ousted Switzerland's Marco Chiudinelli 6-4 7-5 and Spaniard Tommy Robredo defeated France's Julien Benneteau 6-2 6-1.