Complex sentence: In 1983, Yamoussoukro was designated as the official political capital of Ivory Coast, but almost all political institutions and foreign embassies are still in Abidjan, and it has been officially designated the "economic capital" of the country.
Split into simpler sentences: In 1983, the city of Yamoussoukro was designated as the official political capital of Ivory Coast. However, as almost all political institutions and foreign embassies are located in Abidjan, it was officially designated the "economic capital" of the country.