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: Myanmar, officially the Republic of the Union of Myanmar and also known as Burma, is a sovereign state in South East Asia bordered by Bangladesh, India, China, Laos and Thailand. About one third of Myanmar's total perimeter of 5,876km (3,651 miles), forms an uninterrupted coastline of 1,930km (1,200 miles) along the Bay of Bengal and the Andaman Sea. The country's 2014 census revealed a much lower population than expected, with 51 million people recorded. Myanmar is 676,578squarekilometres (261,227sqmi) in size. Its capital city is Naypyidaw and its largest city is Yangon (Rangoon)., Peking University (abbreviated PKU and colloquially known in Chinese as Bida ; Chinese: , pinyin: Bijng Daxue), is a major Chinese research university located in Beijing and a member of the C9 League. It is the first modern national university established in China, founded as the Imperial University of Peking in 1898 as a replacement of the ancient Taixue or Guozijian, or Imperial Academy. It also served as the highest administration for education (ministry of education) in China at the beginning of its founding. By 1920, it had become a center for progressive thought. Peking University is consistently ranked as the top higher learning institution in mainland China. In addition to academics, Peking University is especially renowned for its campus grounds, and the beauty of its traditional Chinese architecture., The Second Sino-Japanese War (September 18, 1931 September 9, 1945) was a military conflict fought primarily between the Republic of China and the Empire of Japan from 1931 to 1945. The First Sino-Japanese War happened in 189495. In January 2017, the Chinese Government extended their official definition of the Second Sino-Japanese War back to September 18, 1931 the Invasion of Manchuria by Japan as opposed to the traditional 1937 start date, defined by the Marco Polo Bridge Incident.
China fought Japan, with some economic help from Germany, the Soviet Union and the United States. After the Japanese attack on Pearl Harbor in 1941, the war would merge into the greater conflict of World War II as a major front of what is broadly known as the Pacific War. One could call the Second Sino-Japanese War part of World War II, but the latter conflict is still mainly considered to have started in 1939 when France and the British Empire declared war on Nazi Germany following the invasion of Poland. The Second Sino-Japanese War was the largest Asian war in the 20th century. It accounted for the majority of civilian and military casualties in the Pacific War, with anywhere between 10 and 25 million Chinese civilians and over 4 million Chinese and Japanese military personnel dying from war-related violence, famine, and other causes., Bian Zhilin (19102000) was a 20th-century Chinese poet, translator and literature researcher., The Chinese Academy of Social Sciences (CASS), established in 1977, is the premier and the most comprehensive academic research organization and national center in the People's Republic of China for study in the fields of philosophy and social sciences, with the obligation of advancing and innovating in the scientific researches of philosophy, social sciences and policies. It was described by "Foreign Policy" magazine as the top think tank in Asia. It is affiliated with the PRC's State Council until 2017., He Qifang (1912 1977) was a Chinese poet, essayist, literary critic and redologist. He was born in Wanxian, Sichuan Province, which is now Wanzhou District, Chongqing Municipality. He studied Philosophy at Peking University. Later in his life, he served as the director of the Institute of Literature at the Chinese Academy of Social Sciences., The Dai people (Kam Mueang: ; Thai: ; Shan: ; Tai Nua: , ) are one of several ethnic groups living in the Xishuangbanna Dai Autonomous Prefecture and the Dehong Dai and Jingpo Autonomous Prefecture (both in southern Yunnan, China), but by extension can apply to groups in Laos, Vietnam, Thailand, and Myanmar when Dai is used to mean specifically Tai Yai", "Lue, Chinese Shan, Tai Dam, Tai Khao or even Tai in general. For other names, please see the table below., 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 Dusseldorf., Li Guangtian ( simplified Chinese : ; traditional Chinese : ; pinyin : L Gungtian , 1906 -- 1968 ) was a 20th - century Chinese essayist . Born into an indigent peasant family with the surname Wang , he was adopted by his uncle , and changed his surname into Li . In 1923 , he entered the First Normal School of Shandong , and was arrested later because of recommending left - wing literature . In 1929 , Li sat entrance examinations for and was accepted at the foreign language department of Beijing University . In 1936 , The poetry anthology The Han Garden Collection ( ) co-written by Li , Bian Zhilin and He Qifang was published . He published three prose collections before the Second Sino - Japanese War : the Gallery Collection ( , 1936 ) , the Silver Fox Collection ( , 1936 ) , and the Quesuo Collection ( , 1939 ) . After the outbreak of the war , he went into exile at southwest China . He wrote several essay collections during this time , including Outside the Circle ( , 1942 ) , the Echoes ( , 1943 ) and the Essays under the Sun ( , 1948 ) . After 1949 , he contributed himself into educational cause . He also did some research about the literature of the minority groups of China . He collated the long love poems like Ashymo ( ) of the Yi people and Xianxiu ( ) of the Dai people ., Subject: li guangtian, Relation: educated_at, Options: (A) berlin (B) chinese academy of social sciences (C) india (D) peking university (E) researcher

Ex Output:
peking university

Ex Input:
Context: The Poltva River ( Ukrainian : ; Polish : Petew ) is a river in the western Ukrainian Oblast of Lviv and a tributary of the Bug River . The capital of the Lviv Oblast , Lviv , is located on the river . In the 19th century the river was included into the underground sewer system of Lviv ., The Second Polish Republic, also known as the Second Commonwealth of Poland or interwar Poland, refers to the country of Poland between the First and Second World Wars (19181939). Officially known as the Republic of Poland or the Commonwealth of Poland, the Polish state was recreated in 1918, in the aftermath of World War I. When, after several regional conflicts, the borders of the state were fixed in 1922, Poland's neighbours were Czechoslovakia, Germany, the Free City of Danzig, Lithuania, Latvia, Romania and the Soviet Union. It had access to the Baltic Sea via a short strip of coastline either side of the city of Gdynia. Between March and August 1939, Poland also shared a border with the then-Hungarian governorate of Subcarpathia. Despite internal and external pressures, it continued to exist until 1939, when Poland was invaded by Nazi Germany, the Soviet Union and the Slovak Republic, marking the beginning of World War II in Europe. The Second Republic was significantly different in territory to the current Polish state. It included substantially more territory in the east and less in the west., The Bug River (or Western Bug "Zakhidnyy Buh, ") is a major European river which flows through three countries with a total length of ., Lviv (', ', ; Yiddish: ; Latin: "Leopolis"), the largest city in western Ukraine and the seventh largest city in the country overall, is one of the main cultural centres of Ukraine. Named in honor of the Leo, the eldest son of Rus' King Daniel of Galicia. It was the capital of the Kingdom of GaliciaVolhynia (also called Kingdom of Rus') from 1272 to 1349, when it was conquered by King Casimir III the Great who then became known as the King of Poland and Rus'. From 1434, it was the regional capital of the Ruthenian Voivodeship in the Kingdom of Poland and was known as Lwow. In 1772, after the First partition of Poland, the city became the capital of the Habsburg Kingdom of Galicia and Lodomeria and was renamed to Lemberg. In 1918 in a short time was the capital of the West Ukrainian People's Republic. Between the wars, the city was known again as Lwow and was the centre of the Lwow Voivodeship in the Second Polish Republic. After World War II, it became part of the Soviet Union (Ukrainian SSR) and in 1991 of independent Ukraine.
Administratively, Lviv serves as the administrative center of Lviv Oblast and has the status of city of oblast significance. Its population is ., Ukraine (tr. ) is a sovereign state in Eastern Europe, bordered by Russia to the east and northeast, Belarus to the northwest, Poland and Slovakia to the west, Hungary, Romania, and Moldova to the southwest, and the Black Sea and Sea of Azov to the south and southeast, respectively. Ukraine is currently in territorial dispute with Russia over the Crimean Peninsula which Russia annexed in 2014 but which Ukraine and most of the international community recognise as Ukrainian. Including Crimea, Ukraine has an area of , making it the largest country entirely within Europe and the 46th largest country in the world. It has a population of about 44.5 million, making it the 32nd most populous country in the world., Subject: poltva river, Relation: mouth_of_the_watercourse, Options: (A) main (B) sea (C) sea of azov (D) western bug

Ex Output:
western bug

Ex Input:
Context: In the United States, Gamera attained prominence during the 1970s due to the burgeoning popularity of UHF television stations featuring Saturday afternoon matinee showcases like "Creature Double Feature" and later in the 1990s when several "Gamera" films were featured on the TV show "Mystery Science Theater 3000"., The is the name given to the long-running Japanese superhero team franchise of TV series produced by Toei Co., Ltd., Toei Agency and Bandai, and aired by TV Asahi (""Sentai"" is the Japanese word for "task force" or "fighting squadron"). The shows are of the tokusatsu genre, featuring live action characters and colorful special effects, and are aimed at children. The Super Sentai Series is one of the most prominent tokusatsu franchises in Japan, alongside the Ultra Series and the Kamen Rider Series, which it currently airs alongside in the "Super Hero Time" programming block on Sundays. Outside Japan, the Super Sentai Series is best known as the source material for the "Power Rangers" franchise., A list of the various characters throughout the 2006 - 2007 Japanese tokusatsu series Kamen Rider Kabuto . These characters play a major role within the series and often influence many key events ., Science fiction (often shortened to SF, sci-fi or scifi) is a genre of speculative fiction, typically dealing with imaginative concepts such as futuristic science and technology, space travel, time travel, faster than light travel, parallel universes, and extraterrestrial life. Science fiction often explores the potential consequences of scientific and other innovations, and has been called a "literature of ideas." It usually avoids the supernatural, and unlike the related genre of fantasy, historically science fiction stories were intended to have a grounding in science-based fact or theory at the time the story was created, but this connection is now limited to hard science fiction., In modern popular fiction, a superhero (sometimes rendered super-hero or super hero) is a type of costumed heroic character who possesses supernatural or superhuman powers and who is dedicated to fighting crime, protecting the public, and usually battling supervillains. A female superhero is sometimes called a superheroine (also rendered super-heroine or super heroine). Fiction centered on such characters, especially in American comic books since the 1930s, is known as superhero fiction., Story.
Seven years prior to the series, a meteorite struck the Shibuya district in Tokyo. An alien lifeform, known as the Worms, emerged from the meteorite and became a threat to humanity. Souji Tendou has trained seven years while waiting for the Kabuto Zecter so that he may properly take up the mantle of Kamen Rider Kabuto. Making many enemies while at the same time meeting other Riders with mysterious origins, Tendou attempts to accomplish his goal at all costs: to destroy all Worms that threaten humanity. He meets ZECT operative Arata Kagami, who later becomes Kamen Rider Gatack. The two soon work together to save humanity from the alien Wormsbut not before uncovering the conspiracies within the ZECT organization and the "Natives" species., "Tokusatsu" entertainment often deals with science fiction, fantasy or horror, but movies and television shows in other genres can sometimes count as "tokusatsu" as well. The most popular types of "tokusatsu" include "kaiju" monster movies like the "Godzilla" and "Gamera" film series; superhero TV serials such as the "Kamen Rider" and "Metal Hero"; and mecha series like "Giant Robo". Some "tokusatsu" television programs combine several of these subgenres, for example the "Ultraman" and "Super Sentai" series., Fantasy is a fiction genre set in an imaginary universe, often but not always without any locations, events, or people from the real world. Most fantasy uses magic or other supernatural elements as a main plot element, theme, or setting. Magic and magical creatures are common in many of these imaginary worlds. Fantasy is generally distinguished from the genres of science fiction and horror by the expectation that it steers clear of scientific and macabre themes, respectively, though there is a great deal of overlap between the three, all of which are subgenres of speculative fiction., Subject: list of kamen rider kabuto characters, Relation: present_in_work, Options: (A) alien (B) kamen rider series (C) mystery science theater 3000 (D) supernatural

Ex Output:
kamen rider series