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.

Japan led regional gains, but Shanghai shares were not far behind as markets took their lead from Wall Street, where benchmarks had a strong finish after a government report showed that U.S. second-quarter economic growth was much stronger than initially estimated.

Answer: location_of_formation: lead, Japan