Complex sentence: The Committee was founded in 2011 by Charlie Griffin, formerly the President of Exeter Halls and run by a group of unknown boys whose antics for boozing and debauchery have been recently described as'legendary'.
Split into simpler sentences: The Committee was founded in 2011 by Charlie Griffin, formerly the President of Exeter Halls. The halls were run by a group of unknown boys, whose antics for boozing and debauchery have been recently described as'legendary'.