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.

NEW YORK, July 24 (Reuters) - A federal appeals court on Friday said Facebook Inc officials including Chief Executive Mark Zuckerberg cannot be sued by shareholders who said the social media company concealed threats to its growth prospects before its May 2012 initial public offering.
founded_by: Facebook, Mark Zuckerberg; chief_executive_officer: Facebook Inc, Mark Zuckerberg; director_/_manager: Facebook Inc, Mark Zuckerberg; founded_by: Facebook Inc, Mark Zuckerberg; creator: Facebook, Mark Zuckerberg; owned_by: Facebook Inc, Mark Zuckerberg