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.

It all started when Facebook chief executive Mark Zuckerberg changed his profile picture with a tint of green, saffron and white for the Tricolour in a symbolic gesture to suggest he supports Prime Minister Narendra Modi's "Digital India" campaign.

Answer: founded_by: Facebook, Mark Zuckerberg; creator: Facebook, Mark Zuckerberg