premise: Alberto Contador initially lost the 2011 Giro d'italia.
hypothesis: Alberto Contador . With the Astana team he has won the 2008 Giro d'Italia , the 2008 Vuelta a España and the 2009 Tour de France . He initially also won the 2010 Tour de France with this team , and the 2011 Giro d'Italia with team Saxo Bank-SunGard , only to be stripped of these titles later having been found guilty of a doping offence . Following his return from a suspension , he won the 2012 Vuelta a España , the 2014 Vuelta a España and the 2015 Giro d'Italia . A review by the Court of Arbitration for Sport initially set for June 2011 was later deferred several times until February 2012 , when the CAS decided that Contador be stripped of the results obtained in the 2010 Tour de France and later , which also caused him to lose his 2011 Giro d'Italia victory .