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.

Apple Inc Chief Executive Tim Cook said the company is planning to open 25 retail stores in China within the next two years, according to a Chinese transcript of an interview posted by web portal Sina.com.

Answer: chief_executive_officer: Apple Inc, Tim Cook; employer: Tim Cook, Apple Inc