Task: Question Answering
Input (English): Context: North Rhine-Westphalia (, commonly shortened to NRW) is the most populous state of Germany, with a population of approximately 18 million, and the fourth largest by area. Its capital is Düsseldorf; the most populous city is Cologne. Four of Germany's ten largest citiesCologne, Düsseldorf, Dortmund, and Essenare located within the state, as well as the largest metropolitan area on the European continent, Rhine-Ruhr., Otto Bayer ( November 4 , 1902 in Frankfurt -- August 1 , 1982 in Burscheid ) was a German industrial chemist at IG Farben who was head of the research group that discovered the polyaddition for the synthesis of polyurethanes out of polyisocyanate and polyol . Dr. Bayer was not related to the founding family of Bayer Corp. Today polyurethanes are ubiquitous throughout modern life . He was a member of the board of directors and of the supervisory board of Bayer , and was also vice chairman of the supervisory board of Cassella in the 1950s . Bayer was the 1975 recipient of the Charles Goodyear Medal ., Germany, officially the Federal Republic of Germany, is a federal parliamentary republic in central-western Europe. It includes 16 constituent states, covers an area of , and has a largely temperate seasonal climate. With about 82 million inhabitants, Germany is the most populous member state of the European Union. After the United States, it is the second most popular immigration destination in the world. Germany's capital and largest metropolis is Berlin. Other major cities include Hamburg, Munich, Cologne, Frankfurt, Stuttgart and Düsseldorf., Leverkusen is a city in North Rhine-Westphalia, Germany on the eastern bank of the Rhine. To the South, Leverkusen borders the city of Cologne and to the North is the state capital Düsseldorf., Bayer AG (or )) is a German multinational chemical, pharmaceutical and life sciences company. It is headquartered in Leverkusen, where its illuminated sign is a landmark. Bayer's primary areas of business include human and veterinary pharmaceuticals; consumer healthcare products; agricultural chemicals and biotechnology products; and high value polymers. The company is a component of the Euro Stoxx 50 stock market index. The company's motto is "science for a better life.", Burscheid is a town in the Rheinisch-Bergischer district, in North Rhine-Westphalia, Germany. The town is known for its sub-communities (somewhat equivalent to the American concept of neighborhoods) and the town centre with its marketplace and churches., Subject: otto bayer, Relation: work_location, Options: (A) cologne (B) dortmund (C) frankfurt (D) germany (E) leverkusen (F) munich (G) westphalia
Output (English): leverkusen