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).

Ex Input:
Context: Lieutenant general, lieutenant-general and similar (abbrev Lt Gen, LTG and similar) is a three-star military rank (NATO code OF-8) used in many countries. The rank traces its origins to the Middle Ages, where the title of lieutenant general was held by the second in command on the battlefield, who was normally subordinate to a captain general., Social work is an academic and practice-based professional discipline that seeks to facilitate the welfare of communities, individuals, families, and groups. It may promote social change, development, cohesion, and empowerment. Underpinned by theories of social sciences and guided by principles of social justice, human rights, collective responsibility, and respect for diversities, social work engages people and structures to address life challenges and enhance well-being., The German Empire (officially ') was the historical German nation state that existed from the unification of Germany in 1871 to the abdication of Kaiser Wilhelm II in November 1918, when Germany became a federal republic (the Weimar Republic)., Battle of Kaniv, or Battle of Kaniów took place during World War I on the night of 1011 May 1918, near Kaniv, Ukraine between Polish and German army troops. The fighting pitted the Polish II Corps in Russia (including Brigade II of the Polish Legions), under general Józef Haller von Hallenburg, against the German Imperial Army (including the 28th Landwehr Brigade), under general Zierhold. Ultimately the Germans were victorious with about half of the Polish forces surrendering and the rest retreating in disarray., The Central Powers , consisting of Germany, , the Ottoman Empire and Bulgaria  hence also known as the Quadruple Alliance  was one of the two main factions during World War I (191418). It faced and was defeated by the Allied Powers that had formed around the Triple Entente, after which it was dissolved., The Triple Entente (from French "entente" "friendship, understanding, agreement") was the understanding linking the Russian Empire, the French Third Republic, and the United Kingdom of Great Britain and Ireland after the signing of the Anglo-Russian Entente on 31 August 1907. The understanding between the three powers, supplemented by agreements with Japan and Portugal, constituted a powerful counterweight to the Triple Alliance of Germany, Austria-Hungary and the Kingdom of Italy, though Italy did not side with Germany and Austria during World War I, and joined the Entente Powers instead, in the 1915 Treaty of London., The Order of Polonia Restituta is a Polish state order established 4 February 1921. It is conferred to both military and civilians as well as to foreigners for outstanding achievements in the fields of education, science, sport, culture, art, economics, national defense, social work, civil service, or for furthering good relations between countries., Austria-Hungary, often referred to as the Austro-Hungarian Empire in English-language sources, was a constitutional union of the Austrian Empire (the Kingdoms and lands represented in the Imperial Council, or "Cisleithania") and the Kingdom of Hungary (Lands of the Crown of Saint Stephen or "Transleithania") that existed from 1867 to 1918, when it collapsed as a result of defeat in World War I. The union was a result of the Austro-Hungarian Compromise of 1867 and came into existence on 30 March 1867. Austria-Hungary consisted of two monarchies (Austria and Hungary), and one autonomous region: the Kingdom of Croatia-Slavonia under the Hungarian crown, which negotiated the CroatianHungarian Settlement ("Nagodba") in 1868. It was ruled by the House of Habsburg, and constituted the last phase in the constitutional evolution of the Habsburg Monarchy. Following the 1867 reforms, the Austrian and the Hungarian states were co-equal. Foreign affairs and the military came under joint oversight, but all other governmental faculties were divided between respective states., The Battle of Raracza was fought between Polish Legionnaires, and Austria-Hungary, from February 15 to 16, 1918, near Raracza in Bukovina, and ended with a Polish victory., Russia, also officially known as the Russian Empire, was a state that existed from 1721 until it was overthrown by the short-lived liberal February Revolution in 1917. One of the largest empires in world history, stretching over three continents, the Russian Empire was surpassed in landmass only by the British and Mongol empires. The rise of the Russian Empire happened in association with the decline of neighboring rival powers: the Swedish Empire, the PolishLithuanian Commonwealth, Persia and the Ottoman Empire. It played a major role in 181214 in defeating Napoleon's ambitions to control Europe, and expanded to the west and south., In the history of Europe, the Middle Ages or medieval period lasted from the 5th to the 15th century. It began with the fall of the Western Roman Empire and merged into the Renaissance and the Age of Discovery. The Middle Ages is the middle period of the three traditional divisions of Western history: classical antiquity, the medieval period, and the modern period. The medieval period is itself subdivided into the Early, High, and Late Middle Ages., Second in Command is a 2006 American action film starring Jean-Claude Van Damme and directed by Simon Fellows. The film was released on direct-to-DVD in the United States on May 2, 2006., The Polish II Corps in Russia was a Polish military formation formed in revolutionary Russia in 1917., The Austro-Hungarian Army was the ground force of the Austro-Hungarian Dual Monarchy from 1867 to 1918. It was composed of three parts: the joint army (", "Common Army", recruited from all parts of the country), the Imperial Austrian Landwehr (recruited from Cisleithania), and the Royal Hungarian Honved (recruited from Transleithania)., Cisleithania (also "Zisleithanien", , , , , , , , , transliterated: "Tsysleitàniia") was a common yet unofficial denotation of the northern and western part of Austria-Hungary, the Dual Monarchy created in the Compromise of 1867as distinguished from "Transleithania", i.e. the Hungarian Lands of the Crown of Saint Stephen east of ("beyond") the Leitha River., Dual monarchy occurs when two separate kingdoms are ruled by the same monarch, follow the same foreign policy, exist in a customs union with each other and have a combined military but are otherwise self-governing. The term is typically used to refer to AustriaHungary, a dual monarchy that existed from 1867 to 1918., A civil servant or public servant is a person in the public sector employed for a government department or agency. The extent of civil servants of a state as part of the "civil service" varies from country to country. In the United Kingdom, for instance, only Crown (national government) employees are referred to as civil servants whereas county or city employees are not., The Polish Legions (Polish "Legiony Polskie") was a name of the Polish military force (the first active Polish army in generations) established in August 1914 in Galicia soon after World War I erupted between the opposing alliances of the Triple Entente on one side (including the British Empire, the French Republic and the Russian Empire); and the Central Powers on the other side, including the German Empire and Austria-Hungary. The Legions became "a founding myth for the creation of modern Poland" in spite of their considerably short existence; they were replaced by the Polish Auxiliary Corps formation on 20 September 1916, merged with Polish II Corps in Russia on 19 February 1918 for the Battle of Raracza against Austria-Hungary, and disbanded following the military defeat at the Battle of Kaniów in May 1918, against imperial Germany. General Haller escaped to France to form the Polish army in the West against the anti-Polish German-Bolshevik treaty., Karol Durski - Trzaska ( 1849 -- 1935 ) was an officer in Austro - Hungarian Army and later , Polish Army . Reached the rank of Lieutenant General ( Feldmarschalleutnant ) in Austrian - Hungarian Army ; commander of Austrian Polish Legions in World War I from 23 September 1914 to December 1915 . Transferred to reserve afterwards . He served in the Polish Army from 1919 to 1922 , in reserve again afterwards . Recipient of the Silver Cross of the Order of Polonia Restituta and the Commander 's Cross of the Polonia Restituta ., The British Empire comprised the dominions, colonies, protectorates, mandates and other territories ruled or administered by the United Kingdom and its predecessor states. It originated with the overseas possessions and trading posts established by England between the late 16th and early 18th centuries. At its height, it was the largest empire in history and, for over a century, was the foremost global power. By 1913, the British Empire held sway over 412 million people, % of the world population at the time, and by 1920, it covered , % of the Earth's total land area. As a result, its political, legal, linguistic and cultural legacy is widespread. At the peak of its power, the phrase "the empire on which the sun never sets" was often used to describe the British Empire, because its expanse around the globe meant that the sun was always shining on at least one of its territories., Subject: karol durski-trzaska, Relation: country_of_citizenship, Options: (A) academic (B) american (C) austria (D) austrian empire (E) british (F) british empire (G) bulgaria (H) england (I) french republic (J) french third republic (K) galicia (L) german empire (M) germans (N) germany (O) habsburg monarchy (P) hungary (Q) italy (R) kingdom of hungary (S) london (T) ottoman empire (U) poland (V) roman empire (W) russia (X) russian empire (Y) ukraine (Z) united kingdom

Ex Output:
poland


Ex Input:
Context: The Umbau - Wagen or Umbauwagen was a type of German railway passenger coach operated by the Deutsche Bundesbahn ( DB ) which appeared in the mid- 1950s . The name means `` rebuild coach '' and they were made by rebuilding or converting former state railway ( Länderbahn ) compartment coaches , many of which were over 30 years old ., Deutsche Bahn AG (abbreviated as "DB", "DB AG" or "DBAG") is a German railway company. Headquartered in Berlin, it is a private joint-stock company (AG), with the Federal Republic of Germany being its single shareholder. Deutsche Bahn describes itself as the second-largest transport company in the world, after the German postal and logistics company Deutsche Post / DHL, and is the largest railway operator and infrastructure owner in Europe. It carries about two billion passengers each year., The Deutsche Bundesbahn or DB (German Federal Railway) was formed as the state railway of the newly established Federal Republic of Germany (FRG) on 7 September 1949 as a successor of the Deutsche Reichsbahn-Gesellschaft (DRG). The DB remained the state railway of West Germany until after German reunification, when it was merged with the former East German Deutsche Reichsbahn (DR) to form Deutsche Bahn AG, which came into existence on 1 January 1994., The German reunification was the process in 1990 in which the German Democratic Republic (GDR/East Germany) joined the Federal Republic of Germany (FRG/West Germany) to form the reunited nation of Germany, and when Berlin reunited into a single city, as provided by its then Grundgesetz constitution Article 23. The end of the unification process is officially referred to as German unity, celebrated on 3 October (German Unity Day). Following German reunification, Berlin was once again designated as the capital of united Germany., Subject: umbau-wagen, Relation: operator, Options: (A) deutsche bahn (B) deutsche bundesbahn (C) germany

Ex Output:
deutsche bahn


Ex Input:
Context: Län (Swedish) and lääni (Finnish) refer to the administrative divisions used in Sweden and previously in Finland. The provinces of Finland were abolished on January 1, 2010., Östergötland County ("Östergötlands län") is a county or "län" in southeastern Sweden. It has land borders with the counties of Kalmar to the southeast, Jönköping to the southwest, Örebro to the northwest, and Södermanland to the northeast. It also has a sea border with Västra Götaland to the west (across lake Vättern), and borders the Baltic Sea to the east., Köping (cognate to the English toponymical name "chipping") was a Swedish denomination for a market town. This term was abolished with the municipal reform of 1971, when Sweden was subdivided into the Municipalities of Sweden (currently amounting to 290)., Motala Municipality ("Motala kommun") is a municipality in Östergötland County in southeast Sweden. Its seat is located in the city of Motala., Bona is a town in Sweden located near Motala in Östergötland County . `` Tätorternas landareal , folkmängd och invånare per km2 2000 och 2005 '' ( xls ) ( in Swedish ) . Statistics Sweden . Retrieved 2008 - 05 - 15 . `` Bona , Sweden Page '' . Falling Rain Genomics ., Motala is a locality and the seat of Motala Municipality, Östergötland County, Sweden with 29,823 inhabitants (41,956 in the entire municipality) in 2010. It is the third largest city of Östergötland, following Linköping and Norrköping. Motala is situated on the eastern shore of Lake Vättern and is regarded as the main centre of both the Göta Canal and the surrounding lake region., Norrköping is a city in the province of Östergötland in eastern Sweden and the seat of Norrköping Municipality, Östergötland County. The city has a population of 87,247 inhabitants in 2010, out of a municipal total of 130,050, making it Sweden's tenth largest city and eighth largest municipality., Sweden, officially the Kingdom of Sweden (Swedish: ), is a Scandinavian country in Northern Europe. It borders Norway to the west and Finland to the east, and is connected to Denmark in the southwest by a bridge-tunnel across the Öresund. At , Sweden is the third-largest country in the European Union by area, with a total population of 10.0 million. Sweden consequently has a low population density of , with the highest concentration in the southern half of the country. Approximately 85% of the population lives in urban areas., Vättern is the second largest lake (by surface area) in Sweden, after Vänern and the sixth largest lake in Europe. It is a long, finger-shaped body of fresh water in south central Sweden to the southeast of Vänern pointing at the tip of Scandinavia., Östergötland (English exonym: East Gothland) is one of the traditional provinces of Sweden ("landskap" in Swedish) in the south of Sweden. It borders Småland, Västergötland, Närke, Södermanland and the Baltic Sea. In older English literature, one might also encounter the Latinized version, "Ostrogothia". The corresponding administrative county, Östergötland County, covers the entire province and parts of neighbouring provinces., Norway (; Norwegian: (Bokmål) or (Nynorsk); Sami: "Norgga"), officially the Kingdom of Norway, is a sovereign and unitary monarchy whose territory comprises the western portion of the Scandinavian Peninsula plus the island Jan Mayen and the archipelago of Svalbard. The Antarctic Peter I Island and the sub-Antarctic Bouvet Island are dependent territories and thus not considered part of the Kingdom. Norway also lays claim to a section of Antarctica known as Queen Maud Land. Until 1814, the Kingdom included the Faroe Islands (since 1035), Greenland (1261), and Iceland (1262). It also included Shetland and Orkney until 1468. It also included the following provinces, now in Sweden: Jämtland, Härjedalen and Bohuslän., Linköping is a city in southern Sweden, with 104,232 inhabitants in 2010. It is the seat of Linköping Municipality and the capital of Östergötland County. Linköping is also the episcopal see of the Diocese of Linköping (Church of Sweden) and is well known for its cathedral. 
Linköping is the center of an old cultural region and celebrated its 700th anniversary in 1987. Dominating the city's skyline from afar is the steeple of the cathedral., Scandinavia is a historical and cultural region in Northern Europe characterized by a common ethnocultural North Germanic heritage and mutually intelligible North Germanic languages., Northern Europe is the northern part or region of Europe. Although no definitive borders or definition exists for the term, geographically, Northern Europe may be considered to consist approximately of all of Europe above the 52nd parallel north; which includes (from west to east) most or all of: Iceland, the Republic of Ireland, the Isle of Man, the United Kingdom, the Faroe Islands, the Netherlands, northern Germany, Denmark, Norway, Sweden, northern Poland, Finland, Estonia, Latvia, Lithuania and northwest Russia. However, narrower definitions may also be used based on other geographical factors, such as climate and ecology. Greenland, geographically a part of North America, is politically a part of the Kingdom of Denmark, and may be included depending on the definition., 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 Baltic Sea (  ; ) is a sea of the Atlantic Ocean, enclosed by Scandinavia, Finland, the Baltic countries, and the North European Plain. It includes the Gulf of Bothnia, the Bay of Bothnia, the Gulf of Finland, the Gulf of Riga, and the Bay of Gdask. The sea stretches from 53°N to 66°N latitude and from 10°E to 30°E longitude. A mediterranean sea of the Atlantic, with limited water exchange between the two bodies, the Baltic Sea drains through the Danish islands into the Kattegat by way of the straits of Øresund, the Great Belt, and the Little Belt., The Göta Canal is a Swedish canal constructed in the early 19th century. It formed the backbone of a waterway stretching some , linking a number of lakes and rivers to provide a route from Gothenburg on the west coast to Söderköping on the Baltic Sea via the river Göta älv and the Trollhätte kanal, through the large lakes Vänern and Vättern., Finland , officially the Republic of Finland, is a sovereign state in Northern Europe. A peninsula with the Gulf of Finland to the south and the Gulf of Bothnia to the west, the country has land borders with Sweden to the northwest, Norway to the north, and Russia to the east. Estonia is south of the country across the Gulf of Finland. Finland is a Nordic country situated in the geographical region of Fennoscandia, which also includes Scandinavia. Finland's population is 5.5 million (2014), staying roughly on the same level over the past two decades. The majority of the population is concentrated in the southern region. In terms of area, it is the eighth largest country in Europe and the most sparsely populated country in the European Union., Denmark is a Scandinavian country in Europe. The southernmost and smallest of the Nordic countries, it is south-west of Sweden and south of Norway, and bordered to the south by Germany. The Kingdom of Denmark is the sovereign state that comprises Denmark proper and two autonomous constituent countries in the North Atlantic Ocean: the Faroe Islands and Greenland. Denmark has a total area of , and a population of 5.7 million. The country consists of a peninsula, Jutland, and an archipelago of 443 named islands, with the largest being Zealand and Funen. The islands are characterised by flat, arable land and sandy coasts, low elevation and a temperate climate., Subject: bona, Relation: located_in_the_administrative_territorial_entity, Options: (A) antarctica (B) atlantic ocean (C) center (D) denmark (E) east (F) estonia (G) europe (H) european union (I) faroe islands (J) finland (K) gdańsk (L) germany (M) gothenburg (N) greenland (O) gulf (P) iceland (Q) ireland (R) isle of man (S) jan mayen (T) jönköping (U) latvia (V) linköping (W) linköping municipality (X) motala (Y) motala municipality (Z) norrköping ([) northern (\) northwest (]) norway (^) of (_) plain (`) poland (a) riga (b) river (c) russia (d) scandinavia (e) south (f) southern region (g) southwest (h) sweden (i) örebro (j) östergötland (k) östergötland county

Ex Output:
motala municipality