 Federer won one ATP 500 series event in Tokyo and captured the year @-@ end championships for the third time in his career , again finishing the year as world No. 1 . Federer only lost to two players during 2006 , to Nadal four times in finals , and to 19 @-@ year @-@ old Andy Murray in the second round of the 2006 Cincinnati Masters , in what would be Federer 's only defeat before the final that year . Federer finished the season on a 29 @-@ match winning streak , as well as winning 48 of his last 49 matches after the French Open . 
 Federer won one ATP 500 series event in Tokyo and<a href='been_done' title='1'><mark></mark></a> captured the year @-@ end championships for the third time in his career , again finishing the year as world No. 1 . Federer only<a href='been_done' title='2'><mark></mark></a> lost to two players during 2006 , to Nadal four times in finals , and to 19 @-@ year @-@ old Andy Murray in the second round of the 2006 Cincinnati Masters , in what would be Federer <a href='null_genetive' title='3'><mark>'s</mark></a>only defeat before the final that year . Federer finished the season on a 29 @-@ match winning streak , as well as winning 48 of his last 49 matches after the French Open . 
Federer won one ATP 500 series event in Tokyo and been captured da year @-@ end championships fa tdathird time in his career , again finishing thdaear as world No. 1 . Federer only done lost to two players during 2006 , to Nadal 4 times in finals , and to 19 @-@ year @-@ old Andy Murray in the second round of theda06 Cincinnati Masters , in what would be Federer  only defeat b4 the daal that year . Federer finished the sdaon on a 29 @-@ match winning streak , as well as winnin 48 of his last 49 matches after the Frdah Open .