Question: What educational institution is at home in the city of the headquarter of Askville's owner?

full_context: Document 1: AmazonFresh: AmazonFresh is a subsidiary of the Amazon.com American e-commerce company in Seattle, Washington. It is a grocery delivery service currently available in some U.S. states, London, Tokyo, Berlin (including Potsdam), Hamburg, and Munich.
Document 2: Seattle: Still, very large companies dominate the business landscape. Four companies on the 2013 Fortune 500 list of the United States' largest companies, based on total revenue, are headquartered in Seattle: Internet retailer Amazon.com (#49), coffee chain Starbucks (#208), department store Nordstrom (#227), and freight forwarder Expeditors International of Washington (#428). Other Fortune 500 companies popularly associated with Seattle are based in nearby Puget Sound cities. Warehouse club chain Costco (#22), the largest retail company in Washington, is based in Issaquah. Microsoft (#35) is located in Redmond. Weyerhaeuser, the forest products company (#363), is based in Federal Way. Finally, Bellevue is home to truck manufacturer Paccar (#168). Other major companies in the area include Nintendo of America in Redmond, T-Mobile US in Bellevue, Expedia Inc. in Bellevue and Providence Health & Services — the state's largest health care system and fifth largest employer — in Renton. The city has a reputation for heavy coffee consumption; coffee companies founded or based in Seattle include Starbucks, Seattle's Best Coffee, and Tully's. There are also many successful independent artisanal espresso roasters and cafés.
Document 3: London: A number of universities in London are outside the University of London system, including Brunel University, City University London, Imperial College London, Kingston University, London Metropolitan University, Middlesex University, University of East London, University of West London and University of Westminster, (with over 34,000 students, the largest unitary university in London), London South Bank University, Middlesex University, University of the Arts London (the largest university of art, design, fashion, communication and the performing arts in Europe), University of East London, the University of West London and the University of Westminster. In addition there are three international universities in London – Regent's University London, Richmond, The American International University in London and Schiller International University.
Document 4: Askville: Askville was a user-driven research site founded by Amazon.com. It was opened to the public on December 8, 2006, and shut down on October 25, 2013.
Document 5: Wayback Machine: In October 2013, the company announced the "Save a Page" feature which allows any Internet user to archive the contents of a URL. This became a threat of abuse by the service for hosting malicious binaries.
Document 6: Amazon (company): Amazon.com, Inc. Trading name Amazon Formerly Cadabra, Inc. (1994 -- 95) Type Public Traded as NASDAQ: AMZN NASDAQ - 100 component S&P 100 component S&P 500 component ISIN US0231351067 Industry Online shopping Founded July 5, 1994; 24 years ago (1994 - 07 - 05) Founder Jeff Bezos Headquarters Seattle, Washington, U.S. Area served Worldwide Key people Jeff Bezos (Chairman, President & CEO) Werner Vogels (CTO) Products Amazon Appstore Amazon Echo Amazon Kindle Amazon Prime Amazon Video ComiXology Revenue US $177.86 billion (2017) Operating income US $4.106 billion (2017) Net income US $3.033 billion (2017) Total assets US $131.31 billion (2017) Total equity US $27.709 billion (2017) Number of employees 566,000 (2017) Subsidiaries A9.com AbeBooks Alexa Internet Amazon Books Amazon Game Studios Amazon Lab126 Amazon Publishing Amazon Robotics Amazon Studios Amazon Web Services Audible Inc. Body Labs Book Depository Digital Photography Review Goodreads Graphiq Internet Movie Database Ring Souq.com Twitch.tv Whole Foods Market Woot Zappos Website www.amazon.com
Document 7: Freshness Burger: Freshness Burger, often referred to simply as Freshness, is a fast food restaurant from Japan. Founded in 1992, it sells hamburgers, sandwiches, salads, and coffee drinks. It advertises itself as "Fresh and Organic," operating under the slogan "Freshness Food, Freshness Serving, Freshness People, Freshness Planet," which is displayed in English. There are several vegetarian items on the menu. It presently operates 189 locations in Japan.
Document 8: Endless.com: Endless.com was an American e-commerce site owned by Amazon, focused exclusively on shoes and accessories. Amazon closed Endless.com on September 27, 2012 and directed its customers to Amazon.com/Fashion.
Document 9: Seattle: Located in the Laurelhurst neighborhood, Seattle Children's, formerly Children's Hospital and Regional Medical Center, is the pediatric referral center for Washington, Alaska, Montana, and Idaho. The Fred Hutchinson Cancer Research Center has a campus in the Eastlake neighborhood. The University District is home to the University of Washington Medical Center which, along with Harborview, is operated by the University of Washington. Seattle is also served by a Veterans Affairs hospital on Beacon Hill, a third campus of Swedish in Ballard, and Northwest Hospital and Medical Center near Northgate Mall.
Document 10: Figure Eight Inc.: Originally called Dolores Labs, the company was founded in 2007 by Lukas Biewald and Chris Van Pelt. They found a need for temporary workers doing simple tasks that could not be automated. After experimenting with pictures and questions related to them on Amazon's Mechanical Turk, a crowdsourcing internet marketplace, they encouraged others to participate in their experimentation through the site Facestat. They collected 20 million assessments of people's faces within three months and began to add queries for companies needing data such as event listing site Zvents and O'Reilly Media.
Document 11: Mexico City: The second largest higher-education institution is the National Polytechnic Institute (IPN), which includes among many other relevant centers the Centro de Investigación y de Estudios Avanzados (Cinvestav), where varied high-level scientific and technological research is done. Other major higher-education institutions in the city include the Metropolitan Autonomous University (UAM), the National School of Anthropology and History (ENAH), the Instituto Tecnológico Autónomo de México (ITAM), the Monterrey Institute of Technology and Higher Education (3 campuses), the Universidad Panamericana (UP), the Universidad La Salle, the Universidad del Valle de Mexico (UVM), the Universidad Anáhuac, Simon Bolivar University (USB), the Alliant International University, the Universidad Iberoamericana, El Colegio de México (Colmex), Escuela Libre de Derecho and the Centro de Investigación y Docencia Económica, (CIDE). In addition, the prestigious University of California maintains a campus known as "Casa de California" in the city. The Universidad Tecnológica de México is also in Mexico City.
Document 12: Amazon tax: Many U.S. states have passed online shopping sales tax laws designed to compel Amazon.com and other e-commerce retailers to collect state and local sales taxes from its customers. Amazon.com originally collected sales tax only from five states as of 2011, but as of April 2017 collects sales taxes from customers in all 45 states that have a state sales tax and in Washington, D.C. Amazon does not collect sales taxes from Alaska, Delaware, Montana, New Hampshire, and Oregon, since those states do not have state sales taxes. Additionally, approximately half of all Amazon.com purchases are sold on the Amazon Marketplace through 3rd - party vendors, and these purchases remain free of tax except for in Washington state, where these purchases (starting in 2018) are now taxed.
Document 13: Wayback Machine: In late 2002, the Internet Archive removed various sites that were critical of Scientology from the Wayback Machine. An error message stated that this was in response to a "request by the site owner." Later, it was clarified that lawyers from the Church of Scientology had demanded the removal and that the site owners did not want their material removed.
Document 14: Seattle: Seattle has been a regional center for the performing arts for many years. The century-old Seattle Symphony Orchestra is among the world's most recorded and performs primarily at Benaroya Hall. The Seattle Opera and Pacific Northwest Ballet, which perform at McCaw Hall (opened 2003 on the site of the former Seattle Opera House at Seattle Center), are comparably distinguished, with the Opera being particularly known for its performances of the works of Richard Wagner and the PNB School (founded in 1974) ranking as one of the top three ballet training institutions in the United States. The Seattle Youth Symphony Orchestras (SYSO) is the largest symphonic youth organization in the United States. The city also boasts lauded summer and winter chamber music festivals organized by the Seattle Chamber Music Society.
Document 15: Seattle: Seattle is home to the University of Washington, as well as the institution's professional and continuing education unit, the University of Washington Educational Outreach. A study by Newsweek International in 2006 cited the University of Washington as the twenty-second best university in the world. Seattle also has a number of smaller private universities including Seattle University and Seattle Pacific University, the former a Jesuit Catholic institution, the latter Free Methodist; universities aimed at the working adult, like City University and Antioch University; colleges within the Seattle Colleges District system, comprising North, Central, and South; seminaries, including Western Seminary and a number of arts colleges, such as Cornish College of the Arts, Pratt Fine Arts Center, and The Art Institute of Seattle. In 2001, Time magazine selected Seattle Central Community College as community college of the year, stating the school "pushes diverse students to work together in small teams".
ground_truth: University of Washington
sub_queries: Askville >> owned by Answer: Amazon
Amazon >> headquarters location Answer: Seattle
What educational institution is at home in Seattle ? Answer: University of Washington