Complex sentence: In February 2013, Filner raised controversy by not authorizing funding of the Tourism Marketing District, a hotelier-run organization charged with promoting San Diego as a tourist destination that is funded by a 2 percent surcharge on hotel rooms.
Split into simpler sentences: In February 2013, Filner raised controversy by not authorizing funding of the Tourism Marketing District, a hotelier-run organization charged with promoting San Diego as a tourist destination. The organization is funded by a 2 percent surcharge on hotel rooms.