Complex sentence: A potential new football stadium for the San Francisco 49' ers and a shopping complex were also proposed for Candlestick Point which would reinvigorate the district, but the 49ers changed their focus to Santa Clara in 2006.
Split into simpler sentences: A potential new football stadium for the San Francisco 49' ers and a shopping complex were also proposed for Candlestick Point. The stadium would reinvigorate the district, but the 49ers changed their focus to Santa Clara in 2006.