Complex sentence: His original work "Ain't Them Bodies Saints" (2013), starring Rooney Mara and Casey Affleck, was nominated for the Grand Jury Prize at the 2013 Sundance Film Festival.
Split into simpler sentences: His original work "Ain't Them Bodies Saints" (2013), starring Rooney Mara and Casey Affleck. It was nominated for the Grand Jury Prize at the 2013 Sundance Film Festival.