In the context of the input sentence, determine the relationship between 'SABMiller' and 'Anheuser-Busch InBev'.
Options: publisher, owned by, original broadcaster, parent organization

LONDON, Sept 29 (Reuters) - Anheuser-Busch InBev is asking banks to underwrite up to $70 billion in debt financing to back its potential takeover of SABMiller (Xetra: BRW1.DE - news ) , banking sources said.
parent organization