Complex sentence: A story describes how her sister's marriage came about: The king caught his new queen and her former fiancé together alone, with the young man, Svante Sture, on his knees before the queen.
Split into simpler sentences: A story describes how her sister's marriage came about. According to tradition, the King caught his new Queen and her former fiancé together alone, with the young man, Svante Sture, on his knees before the Queen.