Complex sentence: For two hundred years, Dutch merchants were generally not allowed to cross from Dejima to Nagasaki, and Japanese were likewise banned from entering Dejima, except for prostitutes from Nagasaki teahouses.
Split into simpler sentences: For two hundred years, Dutch merchants were generally not allowed to cross from Dejima to Nagasaki. The Japanese were likewise banned from entering Dejima, except for prostitutes from Nagasaki teahouses.