Input (grade 13): The Alfa Romeo 156 (known internally as the type 932) is a compact executive car introduced by Italian automaker Alfa Romeo at the 1997 Frankfurt Motor Show as the replacement for the Alfa Romeo 155.
Output (grade 5): The Alfa Romeo 156 is a automobile produced by Alfa Romeo. It replaced the Alfa Romeo 155 in 1997, and were replaced by the Alfa Romeo 159 in 2005.