Analyze the relationship between 'Starbucks' and 'coffee' within the context of the input sentence.
Options: product/material produced, owner of, original broadcaster, headquarters location

Hamish Smith, a commodities economist with Capital Economics in London, said in an interview that a company like Starbucks "can't afford to be in a position where it will run out of coffee or will suddenly have to pay an unexpectedly high price for it".
product/material produced