Original sentence: Andreas Klöden (born June 22, 1975) is a German professional road bicycle racer for UCI ProTour Team Astana.During the Tour de France, he rode well, but had to help Team Astana captain Vinokourov, and lost a few minutes.On August 27, 2006, Klöden announced that he would ride for Team Astana in the 2007 season, although Vinokourov was the team captain.Team Astana formally withdrew from the 2007 Tour de France on July 24th, when Vinokourov's doping test was found to be positive
Edited sentence: Andreas Klöden (born June 22, 1975) is a German professional road bicycle racer for UCI ProTeam.Astana formally withdrew from the 2007 Tour de France on July 24th, when Vinokourov's doping test was found to be positive.During the Tour de France, he rode well, but had to help Astana captain Vinokourov, and lost a few minutes.On August 27, 2006, Klöden announced that he would ride for  in the 2007 season, although Vinokourov was the team captain