Complex sentence: President Barack Obama visited Monroe City on April 28,2010, as his motorcade was "en route" from Quincy, Illinois to a tour of a biofuels plant near Macon, Missouri.
Split into simpler sentences: President Barack Obama visited Monroe City on April 28,2010. His motorcade was en route from Quincy, Illinois to a tour of a biofuels plant near Macon, Missouri.