Complex sentence: The Renaissance "Sukiennice" (Cloth Hall, Drapers'Hall) in Kraków, Poland, one of the city's most recognizable icons, was once a major centre of international trade.
Split into simpler sentences: The Renaissance "Sukiennice" Cloth Hall (Drapers'Hall) in Kraków, Poland, is one of the city's most recognizable icons. It was once a major centre of international trade.