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.

Subject to final approval by the Monetary Authority of Singapore (MAS), ICE’s Singapore exchange and clearing house expects to trade and clear the first tranche of contracts below: Mini Offshore Renminbi futures These contracts reflect customer demand and complement ICE’s existing portfolio of financial and commodity benchmark contracts.

Answer: headquarters_location: Singapore exchange, Singapore