Complex sentence: Jones' portrayal of the self-centered and materialistic Toni Childs for six seasons in "Girlfriends" marked her first regular role in a series; in May 2006 it was confirmed that Jones left "Girlfriends" because her contract ended.
Split into simpler sentences: Jones' portrayal of the self-centered and materialistic Toni Childs for six seasons in "Girlfriends" marked her first regular role in a series. In May 2006 it was confirmed that Jones left "Girlfriends" because her contract ended.