Premise: Palo Alto Art Center is multi-purpose center for various art-related activities in the city of Palo Alto, California. The Palo Alto Art Center Foundation (PAACF) is the nonprofit that supports the Palo Alto Art Center. The Palo Alto Art Center when it was founded in 1971, was named the Palo Alto Community Cultural Center.
Hypothesis: The PAACF's mission changes on a yearly basis.