Complex sentence: The setting for the museum is the year 1645 when King Charles I of England visited the house to persuade its owner, Colonel Edward Prichard, not to change his allegiance, which he did, however, not long after the Kings visit (August 5th).
Split into simpler sentences: The setting for the museum is the year 1645, when King Charles I of England visited the house to persuade its owner, Colonel Edward Prichard, not to change his allegiance. Which he did not long after the Kings visit (August 5th).