Complex sentence: In 2006, UCSB won the NCAA Division I Championship in a 2-1 decision over UCLA, it is the program's first championship on only the UCSB's second athletics championship.
Split into simpler sentences: In 2006, UCSB won the NCAA Division I Championship in a 2-1 decision over UCLA. It is the program's first championship and only UCSB's second athletics championship.