Complex sentence: The original plan was to have a AAA minor-league baseball stadium adjacent to the basketball stadium; however, the facility was never finished because the Sacramento Sports Association ran out of money during construction in 1989 and a team was never secured.
Split into simpler sentences: The original plan was to have a AAA minor-league baseball stadium adjacent to the basketball stadium. However, the facility was never finished because the Sacramento Sports Association ran out of money during construction in 1989 and a team was never secured.