Input (grade 11): Originally featuring Pepsi products via fountain machines, Tim Hortons made the change in the mid-1990s to Coca-Cola products in bottle-only form. Tim Hortons switched back to Pepsi in 2007, but continued to market only bottled and canned Pepsi products.
Output (grade 8): The company used to sell Coca-Cola products but Tim Hortons switched over to Pepsi in 2007.