Last year, they consumed 90 million gallons of ready-to-drink coffee beverages, ranging from bottled Starbucks Frappuchinos to cartons of Stumptown cold brew, up 52 percent from 2009, data from Beverage Marketing Corporation show.
Analyze the relationship between 'Starbucks' and 'coffee' within the context of the input sentence.
Options: currency, distributed by, operator, product/material produced