Answer
Ludovic Giuly was coached by Frank Rijkaard at FC Barcelona. Rijkaard was the manager of FC Barcelona from 2003 to 2008, and during that time, Giuly played for the club from 2004 to 2008. Giuly was a key player for FC Barcelona during Rijkaard's tenure, and he helped the club win the La Liga title in 2005 and 2006.