Analyze the relationship between 'SABMiller' and 'Anheuser-Busch InBev' within the context of the input sentence.
Options: owned by, chairperson, owner of, chief executive officer

U.S.-listed shares of Anheuser-Busch InBev were up 5.9 percent at $114.40 after the world's biggest beer maker approached rival SABMiller about a takeover.
owned by