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.

Friedman's lawyers, New York University law professor Samuel Issacharoff and Theresa Trzaskoma of Brune & Richard, have said he used Ravelo as an informal sounding board, to the benefit of the class.

Answer: employer: Samuel Issacharoff, New York University