Information:  - SNOCAP was founded by Shawn Fanning ( best known for creating the Napster music service ) , Jordan Mendelson , and Ron Conway . Other SNOCAP employees included music lawyer Christian Castle , the company 's first General Counsel , and Ali Aydar , the company 's Chief Operating Officer , who joined imeem after its acquisition of SNOCAP in April 2008 .  - A chief executive officer (CEO) describes the position of the most senior corporate officer, executive, leader or administrator in charge of managing an organization. CEOs lead a range of organizations, including public and private corporations, non-profit organizations and even some government organizations (e.g., Crown corporations). The CEO of a corporation or company typically reports to the board of directors and is charged with maximizing the value of the entity, which may include maximizing the share price, market share, revenues, or another element. In the non-profit and government sector, CEOs typically aim at achieving outcomes related to the organization's mission, such as reducing poverty, increasing literacy, etc. Titles also often given to the holder of CEO position include president, chief executive (CE) and managing director (MD).  - Napster was the name given to two music-focused online services. It was founded as a pioneering peer-to-peer (P2P) file sharing Internet service that emphasized sharing digital audio files, typically songs, encoded in MP3 format. The company ran into legal difficulties over copyright infringement, ceased operations and was eventually acquired by Roxio. In its second incarnation Napster became an online music store until it was acquired by Rhapsody from Best Buy on December 1, 2011.  - An online music store is an online business which sells audio files over the Internet, usually sound recordings of music songs or classical pieces, in which the user pays on a per-song or subscription basis. It may be differentiated from music streaming services in that the online music store sells the purchaser the actual digital music file, while streaming services offer the patron partial or full listening without the actually owning the source file. However, online music stores generally offer partial streaming previews of songs, with some songs even available for full length listening. Online music stores typically show a picture of the album art or of the performer or band for each song. Some online music stores also sell recorded speech files, such as podcasts and video files of movies.  - Sporcle is a trivia quiz website. Anybody with a Sporcle account is able to create a quiz. The site was launched in January 2007. According to website founder Matt Ramme (Username "Matt"), the name of the site is inspired by the word "oracle". Offices for the website are located in Seattle and San Francisco.  - Best Buy Co., Inc. is an American multinational consumer electronics corporation headquartered in Richfield, Minnesota, a Minneapolis suburb. Internationally, it also operates in Canada and Mexico. It was formerly operational in China until February 2011 (when the faction was merged with Five Star) and in Europe until 2012. The company was founded by Richard M. Schulze and Gary Smoliak in 1966 as an audio specialty store. In 1983, it was renamed and rebranded with more emphasis placed on consumer electronics.  - The online service imeem was a social media web site where users interacted with each other by streaming, uploading and sharing music and music videos. It was shut down in 2009 after being acquired by MySpace.  - Ali Aydar is a computer scientist and Internet entrepreneur. He is the chief executive officer at Sporcle.  - The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide. It is a "network of networks" that consists of private, public, academic, business, and government networks of local to global scope, linked by a broad array of electronic, wireless, and optical networking technologies. The Internet carries an extensive range of information resources and services, such as the inter-linked hypertext documents and applications of the World Wide Web (WWW), electronic mail, telephony, and peer-to-peer networks for file sharing.  - Shawn Fanning (born November 22, 1980) is an American computer programmer, entrepreneur, and angel investor. He developed Napster, one of the first popular peer-to-peer ("P2P") file sharing platforms, in 1999. The popularity of Napster was widespread and Fanning was featured on the cover of "Time" magazine.  - Ronald Crawford "Ron" Conway (born March 9, 1951) is an American angel investor and philanthropist, often described as one of Silicon Valley's "super angels". Conway is recognized as a strong networker. Despite his investing successes and broad network, however, Conway has a mixed reputation within Silicon Valley circles and has been known to bully, threaten and even humiliate to achieve his goals: "Conway is a bare-knuckled bruiser who will bully and intimidate fellow investors and his own entrepreneurs if they cross him, or do something he doesn't like."   - Roxio, an American software company, specializes in developing consumer digital media products. Its product line includes tools for setting up digital media projects, media conversion software, and content distribution systems. The company formed as a spin-off of Adaptec's software division in 2001, and acquired MGI Software in 2002.  - Myspace is a social networking website offering an interactive, user-submitted network of friends, personal profiles, blogs, groups, photos, music, and videos. It is headquartered in Beverly Hills, California.  - Social media are computer-mediated technologies that allow the creating and sharing of information, ideas, career interests and other forms of expression via virtual communities and networks. The variety of stand-alone and built-in social media services currently available introduces challenges of definition. However, there are some common features.  - Jordan Mendelson was an Engineer at Napster from 1999 to 2002. After Napster, Mendelson and Shawn Fanning founded the music licensing Snocap in 2002. Jordan Mendelson served as Founder and Chief Architect of Snocap for five years, leaving in 2007 to develop a new start-up.    Given the information above, choose from the list below the object entity that exhibits the relation 'headquarters location' with the subject 'snocap'.  Choices: - best  - beverly  - born  - california  - conway  - global  - internet  - jordan  - media  - mexico  - mission  - san francisco  - seattle  - silicon valley
Answer:
san francisco