Complex sentence: Comet called in Deloitte administrators on 2 November 2012 and following unsuccessful attempts to save the company, the remaining 49 of the original 243 stores ceased trading on 18 December 2012.
Split into simpler sentences: Comet called in Deloitte administrators on 2 November 2012. Following unsuccessful attempts to save the company, the remaining 49 of the original 243 stores ceased trading on 18 December 2012.