Please answer the following question: Information: - San Antonio (Spanish for "Saint Anthony"), officially the City of San Antonio, is the seventh-most populated city in the United States and the second-most populous city in the state of Texas, with a population of 1,409,019. It was the fastest growing of the top 10 largest cities in the United States from 2000 to 2010, and the second from 1990 to 2000. The city straddles South Texas and Central Texas and is on the southwestern corner of an urban megaregion known as the Texas Triangle. - Thomas H. Lee Partners, L.P. is an American private equity firm based in Boston, Massachusetts specializing in leveraged buyouts, growth capital, special situations, industry consolidations, and recapitalizations. - Satellite radio is according to "article 1.39" of the International Telecommunication Unions (ITU) ITU Radio Regulations (RR) a "Broadcasting-satellite service". - Mediabase is a music industry service that monitors radio station airplay in 180 US and Canadian markets . Mediabase publishes music charts and data based on the most played songs on terrestrial and satellite radio , and provides in - depth analytical tools for radio and record industry professionals . Mediabase charts and airplay data are used on many popular radio countdown shows and televised music awards programs . Music charts are published in both domestic and international trade publications and newspapers worldwide . Mediabase is a division of iHeartMedia . - Texas is the second largest state in the United States by both area and population. Geographically located in the south central part of the country, Texas shares borders with the U.S. states of Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the west, and the Mexican states of Chihuahua, Coahuila, Nuevo Leon, and Tamaulipas to the southwest, while the Gulf of Mexico is to the southeast. - The mass media is a diversified collection of media technologies that reach a large audience via mass communication. The technologies through which this communication takes place include a variety of outlets. - A subsidiary, subsidiary company or daughter company is a company that is owned or controlled by another company, which is called the "parent company", "parent", or "holding company". The subsidiary can be a company, corporation, or limited liability company. In some cases it is a government or state-owned enterprise. - iHeartMedia, Inc. (formerly CC Media Holdings, Inc.) is an American mass media corporation headquartered in San Antonio, Texas. It is the holding company of iHeartCommunications, Inc. (formerly Clear Channel Communications, Inc.), a company founded by Lowry Mays and B. J. "Red" McCombs in 1972, and later taken private by Bain Capital, LLC and Thomas H. Lee Partners through a leveraged buyout in 2008. As a result of this buyout, Clear Channel Communications, Inc. began to operate as a wholly owned subsidiary of CC Media Holdings, Inc. On September 16, 2014, CC Media Holdings, Inc. was rebranded iHeartMedia, Inc.; and Clear Channel Communications, Inc., became iHeartCommunications, Inc. - Lester Lowry Mays (born July 24, 1935) is the founder and former chairman of Clear Channel Communications. - Bain Capital is a global alternative investment firm based in Boston, Massachusetts. It specializes in private equity, venture capital and credit products. Bain Capital invests across a range of industry sectors and geographic regions. As of June 2014, the firm managed more than $75 billion of investor capital across its various investment platforms. - The ITU Radio Regulations (short: RR) regulates on law of nations scale radiocommunication services and the utilisation of radio frequencies. It is the supplementation to the Constitution and Convention of the International Telecommunication Union (ITU Constitution and Convention). In line to the ITU Constitution and Convention and the ITU International Telecommunication Regulations (ITR), this ITU Radio Regulations belong to the basic documents of the International Telecommunication Union. The ITU Radio Regulations comprise and regulate the part of the allocated electromagnetic spectrum (also: radio frequency spectrum) from 9kHz to 275GHz. What is the relationship between 'mediabase' and 'san antonio'?
A:
headquarters location