Complex sentence: During the first half of the 14th century, the priory suffered from financial mismanagement and disputes with the Dutton family, exacerbated by a severe flood in 1331 that reduced the income from the priory's lands.
Split into simpler sentences: During the first half of the 14th century the priory suffered from financial mismanagement and from disputes with the Dutton family. In addition, a severe flood in 1331 reduced the income from the priory's lands.