Given the task definition and input, reply with output. In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Context: The euro (sign: €; code: EUR) is the official currency of the eurozone, which consists of 19 of the member states of the European Union: Austria, Belgium, Cyprus, Estonia, Finland, France, Germany, Greece, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Portugal, Slovakia, Slovenia, and Spain. The currency is also officially used by the institutions of the European Union and four other European countries, as well as unilaterally by two others, and is consequently used daily by some 337 million Europeans . Outside of Europe, a number of overseas territories of EU members also use the euro as their currency., The University of Bonn is a public research university located in Bonn, Germany. Founded in its present form in 1818, as the linear successor of earlier academic institutions, the University of Bonn is today one of the leading universities in Germany. The University of Bonn offers a large number of undergraduate and graduate programs in a range of subjects. Its library holds more than five million volumes. The University of Bonn has 544 professors and 32,500 students. Among its notable alumni and faculty are seven Nobel Laureates, three Fields Medalist, twelve Gottfried Wilhelm Leibniz Prize winners, Prince Albert, Pope Benedict XVI, Frederick III, Karl Marx, Heinrich Heine, Friedrich Nietzsche, Konrad Adenauer, and Joseph Schumpeter. The Times Higher Education World University Rankings 2016 and the Academic Ranking of World Universities 2015 ranked the University of Bonn as one of the 100 best universities in the world., The European Union (EU) is a political and economic union of member states that are located primarily in Europe. It has an area of , and an estimated population of over 510 million. The EU has developed an internal single market through a standardised system of laws that apply in all member states. EU policies aim to ensure the free movement of people, goods, services, and capital within the internal market, enact legislation in justice and home affairs, and maintain common policies on trade, agriculture, fisheries, and regional development. Within the Schengen Area, passport controls have been abolished. A monetary union was established in 1999 and came into full force in 2002, and is composed of 19 EU member states which use the euro currency., The Province of Saxony, also known as Prussian Saxony ("Preußische Sachsen"), was a province of the Kingdom of Prussia and later the Free State of Prussia from 1816 until 1945. Its capital was Magdeburg., Cologne is the largest city in the German federal State of North Rhine-Westphalia and the fourth-largest city in Germany (after Berlin, Hamburg, and Munich). It is located within the Rhine-Ruhr metropolitan region, one of the major European metropolitan regions and the largest in Germany, with more than ten million inhabitants., A parliamentary republic is a republic that operates under a parliamentary system of government where the executive branch (the government) derives its legitimacy from and is accountable to the legislature (the parliament). There are a number of variations of parliamentary republics. Most have a clear differentiation between the head of government and the head of state, with the head of government holding real power, much like constitutional monarchies. Some have combined the roles of head of state and head of government, much like presidential systems, but with a dependency upon parliamentary power., Düsseldorf (Low Franconian, Ripuarian: "Düsseldörp" ) is the capital city of the German state of North Rhine-Westphalia and the seventh most populous city in Germany. Düsseldorf is an international business and financial centre, renowned for its fashion and trade fairs. The city is headquarters to one Fortune Global 500 and two DAX companies. Messe Düsseldorf organises nearly one fifth of premier trade shows., 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., The Free State of Prussia was a German state formed after the abolition of the Kingdom of Prussia in the aftermath of the First World War. It was the major state of the German Reich during the time of the Weimar Republic, comprising almost (62.5%) of its territory and population. "Free state" is another German term for "republic" that was coined in contrast to the Latin word, which was associated with the enemy France in the minds of many Germans of that time., Hermann Krukenberg ( 21 June 1863 - 3 October 1935 ) was a German surgeon who was a native of Calbe , Province of Saxony , Germany . He was the brother of pathologist Friedrich Ernst Krukenberg ( 1871 -- 1946 ) . Krukenberg studied medicine at the Universities of Bonn , Strassburg and Heidelberg . Afterwards he was a surgical assistant to Friedrich Trendelenburg ( 1844 -- 1924 ) in Bonn , and to Max Schede ( 1844 -- 1902 ) at Eppendorf Hospital in Hamburg . In 1892 he became manager of a private clinic in Halle an der Saale , and in 1899 was chief surgeon at the municipal hospital in Liegnitz . During World War I he served as a field surgeon . In 1917 he developed an operation known today as the `` Krukenberg procedure '' . This procedure involves separation of the ulna and radius bones in order to convert a below - elbow amputation stump into a `` sensory forceps '' that receives its strength from the pronator teres muscle . Among his written works was a 1913 book on physiognomy titled Gesichtsausdruck des Menschen ., A republic (from ) is a sovereign state, country, or government which is organized with a form of government in which power resides in elected individuals representing the citizen body and government leaders exercise power according to the rule of law. In modern times, the definition of a republic commonly refers to a government which excludes a monarch. Currently, 147 of the world's 206 sovereign states use the word "republic" as part of their official names; not all of these are republics in the sense of having elected governments, nor do all nations with elected governments use the word "republic" in their names., Friedrich Ernst Krukenberg (1 April 1871  20 February 1946) was a German physician who was a native of Halle an der Saale. He was a brother to orthopedic surgeon Hermann Krukenberg (1863-1935) and Georg Heinrich Peter Krukenberg (1856-1899), who was a professor of gynecology at the University of Bonn., Calbe is a town in the district of Salzlandkreis, in Saxony-Anhalt, Germany.
Geography.
It is situated on the Saale River, approx. north of Bernburg, and southeast of Magdeburg. It is known as Calbe an der Saale, to distinguish it from the smaller town of Kalbe on the Milde in the same state. Pop. (1905) 12,281., Subject: hermann krukenberg, Relation: occupation, Options: (A) academic (B) faculty (C) fashion (D) head of state (E) major (F) member (G) monarch (H) official (I) pathologist (J) physician (K) prince (L) research (M) sovereign (N) surgeon
physician