Analyze the relationship between 'SABMiller' and 'Anheuser-Busch InBev' within the context of the input sentence.
Options: product/material produced, parent organization, platform, chairperson

SAB MILLER: Anheuser-Busch InBev SA could bid about $106 billion for SABMiller within days, with an opening offer expected as early as Monday morning, the Sunday Times reported
parent organization