Complex sentence: Lord George John Manners (London, 22 June 1820--8 September 1874, Cheveley) was a British nobleman and politician who represented Cambridgeshire for over two decades, from 1847 to 1857 and from 1863 to 1874, when he died.
Split into simpler sentences: Lord George John Manners (London, 22 June 1820--8 September 1874, Cheveley) was a British nobleman and politician. He represented Cambridgeshire for over two decades, from 1847 to 1857 and from 1863 to 1874, when he died.