Given phrases that describe the relationship between two words/phrases as options, extract the word/phrase pair and the corresponding lexical relationship between them from the input text. The output format should be "relation1: word1, word2; relation2: word3, word4". Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.
Text: BOSTON/NEW YORK Aug 6 Billionaire investor William Ackman's success at Mondelez International Inc may depend largely on a calculation that nimbler rival Kraft Heinz Co will soon snap up the maker of Cadbury chocolate and Oreo cookies, sources familiar with Ackman's approach said.
user
subsidiary: Kraft Heinz, Cadbury
assistant