Complex sentence: Don Frederic II, Enríquez de Cabrera, fourth Admiral, began building the palace of the admirals and the church of San Francisco, founded the convent of Santa Clara, and during his rule built the church of Santa María de Mediavilla.
Split into simpler sentences: Don Frederic II, Enríquez de Cabrera, fourth Admiral, began building the palace of the admirals and the church of San Francisco. He also founded the convent of Santa Clara, and during his rule built the church of Santa María de Mediavilla.