Complex sentence: When the Burger Family was re-introduced to Canadian "A&W" s in the late 1990s, the Great Root Bear was discontinued as a mascot for the restaurant, but still appears on A&W Root Beer cases in Canada.
Split into simpler sentences: When the Burger Family was re-introduced to Canadian "A&W" s in the late 1990s, the Great Root Bear's role as mascot was reduced for the restaurant chain. It still appears on A&W Root Beer cases in Canada.