<prompt> Qedela lo musho olandelayo: I-Dongtan yayihlelelwe ukuvulwa, enendawo yokuhlala yabantu abangu-10 000, ngesikhathi se-  <response>: IShanghai World Expo ngo-2010. Ngo-2050 kwakulindeleke ukuba idolobha libe ingxenye eyodwa kwezintathu yobukhulu beManhattan, elinabantu abangu-500.000. Nokho, lo msebenzi uye wephuza, futhi awukakhiwa. 