Complex sentence: NYMF 2004 included a four-day celebration of movie musicals at the AMC Empire Theaters in Times Square; in 2005, the Festival featured a series of co-productions with the Upright Citizens Brigade Theater exploring the nexus of improvisation and musical theater.
Split into simpler sentences: NYMF 2004 included a four-day celebration of movie musicals at the AMC Empire Theaters in Times Square. In 2005, the Festival featured a series of co-productions with the Upright Citizens Brigade Theater exploring the nexus of improvisation and musical theater.