Utilize the input text as a context reference, choose the right relationship between 'SABMiller' and 'beer' from the options.
Options: product/material produced, developer, headquarters location, position held

U.S.-listed shares of Anheuser-Busch InBev were up 5.2 percent at $113.70 after the world's biggest beer maker approached rival SABMiller about a takeover.
product/material produced