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.

You are hereby notified that Levi & Korsinsky, LLP has commenced an investigation into the fairness of the sale of Rentrak Corporation ( RENT ) to comScore, Inc. ( SCOR ) for 1.15 shares of comScore, representing an approximate value of $49.63 per share based on the closing price of comScore on the business day prior to the merger announcement.

Answer: owner_of: comScore, Rentrak