Complex sentence: The venue was sold by the Fernandezs in February 1999 to Chuck Morris of Bill Graham Presents, and later all entities combined forces with Live Nation and the venue re-opened as the Fillmore Auditorium.
Split into simpler sentences: The venue was sold by the Fernandezs in February 1999 to Chuck Morris of Bill Graham Presents. Later, all entities combined forces with Live Nation, and the venue re-opened as the Fillmore Auditorium.