Complex sentence: In 1580 John Pepys begun the building of Impington Hall but died before it was completed, it was finished by his executors for Talbot Pepys, his six-year-old son, uncle to the famous diarist, Samuel Pepys, who visited the hall regularly.
Split into simpler sentences: In 1580 John Pepys begun the building of Impington Hall but died before it was completed. It was finished by his executors for Talbot Pepys, his six-year-old son, uncle to the famous diarist, Samuel Pepys, who visited the hall regularly.