 
 <prompt> Wetin dey make di city important? Based on di last question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: London na one of di top global city, wit strong power for arts, commerce, education, entertainment, fashion, finance, healthcare, media, professional services, research and development, tourism, and transport wey dey make am shine. E be one of di world leading financial centres and e get di fifth-or sixth-largest metropolitan area GDP for di world depending on measurement. London na world cultural capital. E be di city wey people dey visit pass for di world as measured by international arrivals and e get di world largest city airport system as measured by passenger traffic. London na one of di top investment destinations for di world, wey dey host more international retailers and ultra high-net-worth individuals pass any other city. London get 43 universities wey be di largest concentration of higher education institutes for Europe, and for 2014 report e rank first for world university rankings. According to di report, London still dey first for di world for software, multimedia development and design, and e dey share first position for technology readiness. For 2012, London become di first city wey host di modern Summer Olympic Games three times. 