Complex sentence: It is stated to have a multitude of cultural, exhibition, performance, hotel, apartment, retail and office space, as well as an international school for 500 students, the building would be powered by built-in solar panels and wind turbines.
Split into simpler sentences: It is stated to have a multitude of cultural, exhibition, performance, hotel, apartment, retail and office space, as well as an international school for 500 students. The building would be powered by built-in solar panels and wind turbines.