Complex sentence: Cultuurmarkt van Vlaanderen is the musical festival and one of the tourist attractions of the city which happen every year on the last Sunday of August in the city center of Antwerp, where international and local musicians and actors present their stage and street performances.
Split into simpler sentences: Cultuurmarkt van Vlaanderenis is a musical festival and a touristic attraction that takes place annually on the final Sunday of August in the city center of Antwerp. Where international and local musicians and actors, present their stage and street performances.