Original sentence: 2004 – Team CSC.2005 – Team CSC.2006 – Discovery Channel Pro Cycling Team.2007 – Discovery Channel Pro Cycling Team.2008 – Team Astana.Gusev has been a professional since 2004, spending two years each at Team CSC and Discovery Channel before moving to Astana in 2008.Vladimir Nikolayevich Gusev (, born 4 July 1982 in Veliky Novgorod) is a Russian professional road racing cyclist, who most recently rode for UCI ProTeam Astana
Edited sentence: Gusev has been a professional since 2004, spending two years each at  and  before moving to Astana in 2008.Vladimir Nikolayevich Gusev (, born 4 July 1982 in Veliky Novgorod) is a Russian professional road racing cyclist, who most recently rode for UCI ProTeam