Complex sentence: Carlos Padilla Maqueo (born January 26,1979 in Mexico City, Mexico), a very well-known bass player who plays for the band Elan, of which he officially became a member in 2003.
Split into simpler sentences: Carlos Padilla Maqueo (born January 26,1979 in Mexico City, Mexico), is a very well known bass player. He is the bass player for the Elan band of which he officially became a member in 2003.