Complex sentence: The Dodge Caliber was a compact car produced by the Dodge division of Chrysler from model years 2007 to 2012; it replaced the Neon, which Chrysler had discontinued in 2005.
Split into simpler sentences: The Dodge Caliber is a compact car that was produced by the Dodge division of Chrysler from model years 2007 to 2012. It replaced the Neon, which Chrysler had discontinued in 2005.