Complex sentence: The emperor was married to Tokugawa Kazuko, the daughter of Shogun Hidetada; and also in that year, there were severe fires in Mikayo on the 30th day of the 2nd month and on the 4th day of the 3rd month.
Split into simpler sentences: The emperor was married to Tokugawa Kazuko, the daughter of Shogun Hidetada; and also in that year. There were severe fires in Mikayo on the 30th day of the 2nd month and on the 4th day of the 3rd month.