Complex sentence: Rodrigo Ely is a youth product of Brazilian club, Grêmio, having join Milan since 2010 and spent two years with the youth side before subsequent loan spells with several low tier Italian clubs.
Split into simpler sentences: Rodrigo Ely is a youth product of Brazilian club, Grêmio, and joined Milan in 2010. He spent two years with the youth side before subsequent loan spells with several low tier Italian clubs.