Complex sentence: The Memorial Marco Pantani has been organized since 2004 in his memory, starting in Cesenatico, Pantani's hometown, and follows a route towards his birthplace, Cesena.
Split into simpler sentences: The Memorial Marco Pantani has been organized since 2004 in his memory. The race starts in Cesenatico, Pantani's hometown, and follows a route towards his birthplace, Cesena.