Question: Since when has the company which acquired Walkers in 1989 been owned by PepsiCo
Sentence (from "Snack Brands Australia"): Snack Brands Australia (SBA) is one of the largest suppliers of snack foods in Australia and acts as the main competitor to the long established The Smith's Snackfood Company, currently a subsidiary of the American company PepsiCo.
Relevant evidence: No