Complex sentence: The Freedom to be Yourself campaign (TFTBY or FTBY) was founded in 1999 by Vincent Bethell for "the right to be naked in public".
Split into simpler sentences: The Freedom to be Yourself campaign (TFTBY or FTBY) was founded in 1999 by Vincent Bethell. The group, according to Vincent Bethell is about "the right to be naked in public".