Complex sentence: It was the last time that the Hawks would win the Stanley Cup at home until 2015, and the last that a Chicago team would win a championship at Chicago Stadium until the Bulls won their second straight NBA championship in 1992.
Split into simpler sentences: It was the last time that the Hawks would win the Stanley Cup at home until 2015. And the last that a Chicago team would win a championship at Chicago Stadium until the Bulls won their second straight NBA championship in 1992.