Complex sentence: On 9 October 2010 she married Matt Tillett in Leigh-on-Sea, on 16 July 2011 gave birth to a son, Jonathan Luke Kellie, and on 12 March 2013 a daughter, Lucy Jennifer.
Split into simpler sentences: On 9 October 2010 she married Matt Tillett in Leigh-on-Sea. On 16 July 2011 gave birth to a son, Jonathan Luke Kellie, and on 12 March 2013 a daughter, Lucy Jennifer.