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).

Example Input: Context: Friedrich Engels (or 28 November 1820 5 August 1895) was a German philosopher, social scientist, journalist, and businessman. He founded Marxist theory together with Karl Marx. In 1845, he published "The Condition of the Working Class in England", based on personal observations and research in Manchester., A journalist is a person who collects, writes, or distributes news or other current information. A journalist's work is called journalism. A journalist can work with general issues or specialize in certain issues. However, most journalists tend to specialize, and by cooperating with other journalists, produce journals that span many topics. For example, a sports journalist covers news within the world of sports, but this journalist may be a part of a newspaper that covers many different topics., Jean - Laurent - Frederick Longuet ( 1876 -- 1938 ) was a French socialist and Karl Marx 's grandson . Son of Charles and Jenny Longuet . French lawyer and Socialist who in the First World War and founder and editor of the newspaper Le Populaire . He was a pacifist , but also supported war credits during the course of the First World War . At the Strasbourg Congress in 1918 his policy was adopted by the majority of the French Section of the Workers ' International ( SFIO ) socialist party . After the Tours Congress of 1920 where the Communists gained the majority he supported the minority and joined the centrist Two - and - a - half International ( the Vienna Union ) . He criticized the League Against Imperialism created in 1927 and supported by the Comintern . Longuet supported pro-Zionist positions at the Socialist International meeting in Brussels in 1930 and at a speech to a Zionist group in Paris in 1935 ., A pamphlet is an unbound booklet (that is, without a hard cover or binding). It may consist of a single sheet of paper that is printed on both sides and folded in half, in thirds, or in fourths, called a "leaflet", or it may consist of a few pages that are folded in half and saddle stapled at the crease to make a simple book., The Communist Manifesto (originally Manifesto of the Communist Party) is an 1848 political pamphlet by German philosophers Karl Marx and Friedrich Engels. Commissioned by the Communist League and originally published in London (in German as "Manifest der Kommunistischen Partei") just as the revolutions of 1848 began to erupt, the "Manifesto" was later recognised as one of the world's most influential political manuscripts. It presents an analytical approach to the class struggle (historical and then-present) and the problems of capitalism and the capitalist mode of production, rather than a prediction of communism's potential future forms., An economist is a practitioner in the social science discipline of economics., Trier, formerly known in English as Treves, is a city in Germany on the banks of the Moselle. Trier lies in a valley between low vine-covered hills of red sandstone in the west of the state of Rhineland-Palatinate, near the border with Luxembourg and within the important Moselle wine region., Karl Marx (5 May 1818 14 March 1883) was a German-born scientist, philosopher, economist, sociologist, journalist, and revolutionary socialist. Born in Trier to a middle-class family, he later studied political economy and Hegelian philosophy. As an adult, Marx became stateless and spent much of his life in London, England, where he continued to develop his thought in collaboration with German thinker Friedrich Engels and published various works, the most well-known being the 1848 pamphlet "The Communist Manifesto". His work has since influenced subsequent intellectual, economic, and political history., A philosopher is someone who practices philosophy, which involves rational inquiry into areas that are outside of either theology or science. The term "philosopher" comes from the Ancient Greek ("philosophos") meaning "lover of wisdom". The coining of the term has been attributed to the Greek thinker Pythagoras (6th century BC)., Political economy is a term used for studying production and trade, and their relations with law, custom, and government, as well as with the distribution of national income and wealth. "Political economy" originated in moral philosophy. It was developed in the 18th century as the study of the economies of states, or "polities", hence the term "political" economy., Subject: jean longuet, Relation: place_of_birth, Options: (A) engels (B) england (C) german (D) germany (E) hard (F) london (G) manchester (H) march (I) most (J) of (K) trier
Example Output: london

Example Input: Context: Chicago Transit Authority, also known as CTA, is the operator of mass transit in Chicago, Illinois and some of its surrounding suburbs, including the trains of the Chicago "L" and CTA bus service., The Chicago Surface Lines (CSL) was operator of the street railway system of Chicago, Illinois, from the years 1913 to 1947. The firm is a predecessor of today's publicly owned operator, the Chicago Transit Authority., North America is a continent entirely within the Northern Hemisphere and almost all within the Western Hemisphere. It can also be considered a northern subcontinent of the Americas. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the west and south by the Pacific Ocean, and to the southeast by South America and the Caribbean Sea., The Chicago metropolitan area, or Chicagoland, is the metropolitan area associated with the city of Chicago, Illinois, and its suburbs. With an estimated population of 9.4 million people, it is the third largest metropolitan area in the United States. Chicagoland is the area that is closely linked to the city through geographic, social, economic, and cultural ties., A county is a geographical region of a country used for administrative or other purposes, in certain modern nations. The term is derived from the Old French "conte" or "cunte" denoting a jurisdiction under the sovereignty of a count (earl) or a viscount. The modern French is "comte", and its equivalents in other languages are "contea", "contado", "comtat", "condado", "Grafschaft", "graafschap", "Gau", etc. (cf. "conte", "comte", "conde", "Graf")., The Midwestern United States, also referred to as the American Midwest or simply the Midwest, is one of the four geographic regions defined by the United States Census Bureau, occupying the northern central part of the United States of America. It was officially named the North Central region by the Census Bureau until 1984., Chicago (or ), officially the City of Chicago, is the third-most populous city in the United States, and the fifth-most populous city in North America. With over 2.7million residents, it is the most populous city in the state of Illinois and the Midwestern United States, and the county seat of Cook County. The Chicago metropolitan area, often referred to as Chicagoland, has nearly 10million people and is the third-largest in the U.S., Illinois is a state in the midwestern region of the United States, achieving statehood in 1818. It is the 5th most populous state and 25th largest state in terms of land area, and is often noted as a microcosm of the entire country. The word "Illinois" comes from the Algonquin word for "tribe of superior men". With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal, timber, and petroleum in the south, Illinois has a diverse economic base and is a major transportation hub. The Port of Chicago connects the state to other global ports from the Great Lakes, via the Saint Lawrence Seaway, to the Atlantic Ocean, as well as the Great Lakes to the Mississippi River, via the Illinois River. For decades, O'Hare International Airport has been ranked as one of the world's busiest airports. Illinois has long had a reputation as a bellwether both in social and cultural terms and politics., The Chicago City Railway Company ( CCRy ) was an urban transit company that operated horse , cable , and electric streetcars on Chicago 's South Side between 1859 and 1914 , when it became merged into and part of the Chicago Surface Lines ( CSL ) metropolitan - wide system . After that time it owned electric streetcars , along with gasoline , diesel , and propane - fueled transit busses . Purchased by the government agency Chicago Transit Authority ( CTA ) in 1947 , it was liquidated in 1950 ., Subject: chicago city railway, Relation: instance_of, Options: (A) airport (B) area (C) base (D) bus (E) city (F) continent (G) county (H) earl (I) four (J) geographical (K) jurisdiction (L) mass (M) metropolitan (N) metropolitan area (O) ocean (P) operator (Q) part (R) politics (S) railway system (T) region (U) river (V) sea (W) service (X) state (Y) surface (Z) system ([) the city (\) united states census
Example Output: railway system

Example Input: Context: Ericsson ("Telefonaktiebolaget L. M. Ericsson") is a multinational networking and telecommunications equipment and services company headquartered in Stockholm, Sweden. The company offers services, software and infrastructure in information and communications technology (ICT) for telecommunications operators, traditional telecommunications and Internet Protocol (IP) networking equipment, mobile and fixed broadband, operations and business support services, cable television, IPTV, video systems, and an extensive services operation. Ericsson had 35% market share in the 2G/3G/4G mobile network infrastructure market in 2012., The Wallenberg family (known as The Wallenbergs or simply Wallenbergs) is a prominent Swedish family renowned as bankers, industrialists, politicians, bureaucrats, diplomats.
The Wallenbergs are present in most large Swedish industrial groups, like Ericsson, Electrolux, ABB, SAS Group, SKF, AIK, Atlas Copco and more.
In 1990 and subsequent years, the "Wallenberg sphere" controlled nearly one-third of the GDP of Sweden., Investor AB is a Swedish investment company , founded in 1916 and still controlled by the Wallenberg family through their Foundation Asset Management company FAM . The company owns a controlling stake in several large Swedish companies with smaller positions in a number of other firms . At year - end 2013 it had a market value of 190.9 billion kronor ( 21.4 billion , $ 29.4 billion ) , a discount to the Net Asset Value of 11.4 % ., AB Electrolux (commonly known as Electrolux) is a Swedish multinational home appliance manufacturer, headquartered in Stockholm. It is consistently ranked the world's second-largest appliance maker by units sold (after Whirlpool). Electrolux products sell under a variety of brand names (including its own), and are primarily major appliances and vacuum cleaners intended for consumer use. The company also makes appliances for professional use., SKF, Svenska Kullagerfabriken AB (Swedish: "Swedish ball bearing factory AB"), later "AB SKF", is a leading bearing and seal manufacturing company founded in Gothenburg, Sweden in 1907. The company manufactures and supplies bearings, seals, lubrication and lubrication systems, maintenance products, mechatronics products, power transmission products, condition monitoring systems and related services globally., Scandinavian Airlines System Aktiebolag, trading as SAS Group and SAS AB, is an airline holding company headquartered in the SAS Frosundavik Office Building in Solna Municipality, Sweden. It is the owner of the airlines Scandinavian Airlines, Blue1 and 20% of Widere. SAS used to own 19.9% of the now defunct Spanish airline Spanair. It also owns the aviation services companies SAS Business Opportunities, SAS Cargo Group, SAS Ground Services, and SAS Technical Services. It holds minority ownership of Air Greenland, Estonian Air, and Skyways Express. SAS Group is partially owned by the governments of Sweden, Denmark, and Norway, with a 21.4%, 14.3%, and 14.3% ownership, respectively. The remaining 50% is held by private owners, of which Foundation Asset Management at 7.6% is the only significant one. The company is listed on the Oslo Stock Exchange, the Stockholm Stock Exchange, and the Copenhagen Stock Exchange., Subject: investor ab, Relation: headquarters_location, Options: (A) denmark (B) gothenburg (C) internet (D) mobile (E) solna municipality (F) stockholm (G) sweden
Example Output:
stockholm