Complex sentence: Wetherell was Member of Parliament for a considerable period, representing Rye from 1812 to 1813, Shaftesbury from 1813 to 1818, Oxford from 1820 to 1826, Plympton Erle from 1826 to 1830, and Boroughbridge from 1830 to 1832.
Split into simpler sentences: Wetherell was Member of Parliament for a considerable period, representing Rye from 1812 to 1813, Shaftesbury from 1813 to 1818, Oxford from 1820 to 1826. He represented Plympton Erle from 1826 to 1830 and Boroughbridge from 1830 to 1832.