Q:Information: - Thomson Reuters Corporation is a multinational mass media and information firm with operational headquarters at 3 Times Square in Manhattan, New York City. The firm was founded in Toronto, Ontario, Canada, where its legal domicile offices are located at 333 Bay Street in Downtown Toronto. Thomson Reuters shares maintain a dual listing on the New York Stock Exchange (NYSE: TRI) and the Toronto Stock Exchange (TSX: TRI). - Canada (French: ) is a country in the northern half of North America. Its ten provinces and three territories extend from the Atlantic to the Pacific and northward into the Arctic Ocean, covering , making it the world's second-largest country by total area and the fourth-largest country by land area. Canada's border with the United States is the world's longest land border. The majority of the country has a cold or severely cold winter climate, but southerly areas are warm in summer. Canada is sparsely populated, the majority of its land territory being dominated by forest and tundra and the Rocky Mountains. About four-fifths of the country's population of 36 million people is urbanized and live near the southern border. Its capital is Ottawa, its largest city is Toronto; other major urban areas include Montreal, Vancouver, Calgary, Edmonton, Quebec City, Winnipeg and Hamilton. - Web of Science ( previously known as ( ISI ) Web of Knowledge ) is an online subscription - based scientific citation indexing service maintained by Thomson Reuters that provides a comprehensive citation search . It gives access to multiple databases that reference cross-disciplinary research , which allows for in - depth exploration of specialized sub-fields within an academic or scientific discipline . - A citation index is a kind of bibliographic index, an index of citations between publications, allowing the user to easily establish which later documents cite which earlier documents. A form of citation index is first found in 12th-century Hebrew religious literature. Legal citation indexes are found in the 18th century and were made popular by citators such as Shepard's Citations (1873). In 1960, Eugene Garfield's Institute for Scientific Information (ISI) introduced the first citation index for papers published in academic journals, first the "Science Citation Index" (SCI), and later the "Social Sciences Citation Index" (SSCI) and the "Arts and Humanities Citation Index" (AHCI). The first automated citation indexing was done by CiteSeer in 1997. Other sources for such data include Google Scholar and Elsevier's Scopus. After reading the paragraphs above, we are interested in knowing the entity with which 'web of science' exhibits the relationship of 'maintained by'. Find the answer from the choices below. Choices: - institute for scientific information - winnipeg
A:
institute for scientific information