The Spaniard achieved his fourth win against the Latvian player ° is one victory away from repeating the end of 2010
With less jitter suffered in the second round before the Slovakian Lukas Lacko, the world number one, Rafael Nadal, took on its promise to Latvian Ernests Gulbis (7-6 (3) and 6-3) and qualified for the Doha tournament semifinals, where they will face the winner of the clash between Russian Nikolay Davydenko, the defending champion and executioner of the Balearic Islands in 2010, and Croatian Ivo Karlovic, best server of the tournament so far (55 aces in two matches).

Nadal has taken the measure to Gulbis. Latvian, years ago one of the great hopes of the world of the racket but stalled midway, has never finished top with a win the good feelings and the resistance offered by the Spanish.
The quarter-final was the first game in which Nadal has won the Latvian tennis without dropping a part.
In the fourth matchup between all of the above ended with victory of Spaniard, Nadal pulled patience and experience. Especially in the first set. Gulbis master strokes alternating with blunders. In this instability also the concentration is the slab. While he held his talent against the Spanish, who won the first race in the tiebreaker.
September loss was a blow to Latvia, which fell in the second level and could not recover from the loss of her serve in the third game. Nadal closed the match after one hour and 52 minutes and stood in the semifinals, where they will play against Nikolay Davydenko.
Davydenko beat Nadal in the final in Doha last year
The Russian took a little more in his title defense Doha tournament won last year, after beating Croatia's Ivo Karlovic (6-3 and 7-5).
The Doha was the last time that both have faced so far. The Russian, now located in the No. 22 ranking and it took 76 minutes to knock down Karlovic, seems to have taken the step to number one in the world. In nine games played Nadal and Davydenko, the player of Ukrainian origin has won five. Among them, the last three contested on hard courts. Conde de Godo tournament in 2009, on land, was the last one looked at the Balearic beat his rival on Friday.