Complex sentence: Alexander Vadimovich Izosimov (born January 10,1964 in Yakutsk, Yakut ASSR, Russian SFSR, Soviet Union) is a Russian businessman who is noted for being the CEO of Vimpelcom between October 2003 and May 2011.
Split into simpler sentences: Alexander Vadimovich Izosimov (born January 10,1964 in Yakutsk, Yakut ASSR, Russian SFSR, Soviet Union) is a Russian businessman. He was the CEO of Vimpelcom between October 2003 and May 2011.