Complex sentence: Edmund John (27 November 1883-28 February 1917) was a British poet of the Uranian school whose verses were modeled on the Symbolist poetry of Swinburne and other earlier poets.
Split into simpler sentences: Edmund John (27 November 1883-28 February 1917) was a British poet of the Uranian school. His verses were modeled on the Symbolist poetry of Swinburne and other earlier poets.