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 unveiled a new version of its Apple TV product with an app store and a voice-controlled remote control, part of a trio of announcements aimed at revamping its product line.

Answer: operator: Apple TV, Apple Inc; chief_executive_officer: Apple Inc, Tim Cook; owned_by: Apple TV, Apple Inc; developer: app store, Apple Inc; employer: Tim Cook, Apple Inc; parent_organization: Apple TV, Apple Inc; product_or_material_produced: Apple Inc, Apple TV