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.

Virgin Group founder and chairman Richard Branson visited Sydney on Tuesday, where Virgin Australia consulting chef Luke Mangan taught him how to plate a business class dish.

Answer: founded_by: Virgin Group, Richard Branson; founded_by: Virgin Australia, Richard Branson; director_/_manager: Virgin Group, Richard Branson