Complex sentence: The house was used as a boy's school between 1819 and 1857, and between 1863 and 1882 it was the residence of George Plucknett, a magistrate who used the main hall to hear cases.
Split into simpler sentences: The house was used as a boy's school between 1819 and 1857. Between 1863 and 1882 it was the residence of George Plucknett, a magistrate, who used the main hall to hear cases.