Complex sentence: Mohamed Yousef el-Magariaf (born 1940) is a Libyan politician who served as the President of the General National Congress from its first meeting in August 2012 until his resignation in May 2013.
Split into simpler sentences: Mohamed Yousef el-Magariaf (born 1940) is a Libyan politician who served as the former President of the General National Congress. He served as President of the chamber from its first meeting in August 2012 until his resignation in May 2013.