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).
One example: Context: Joanne McLeod is a Canadian figure skating coach. She is the skating director at the Champs International Skating Centre of BC (formerly known as the BC Centre of Excellence). Here current and former students include Emanuel Sandhu, Mira Leung, Kevin Reynolds, Jeremy Ten, Nam Nguyen, and many others. In 2012, McLeod became the first level 5 certified figure skating coach in British Columbia., Victor Kraatz, MSC (born April 7, 1971) is a Canadian former ice dancer. In 2003, he and his partner, Shae-Lynn Bourne, became the first North American ice dancers to win a World Championship., Allie Hann-McCurdy (born May 23, 1987 in Nanaimo, British Columbia) is a Canadian ice dancer. McCurdy began skating at age eight and was a singles skater until age 12 when she switched to ice dancing. In 2003 she teamed up with Michael Coreno, with whom she was the 2010 Four Continents silver medalist and the 2008 Canadian bronze medalist. The pair retired in June 2010, to coach at the Gloucester Skating Club., Maikki Uotila - Kraatz ( born 25 February 1977 ) is a Finnish ice dancer . She is a former Finnish national champion with Toni Mattila . She married Victor Kraatz on June 19 , 2004 . The two coach in Vancouver , where they are the ice dancing directors at the BC Centre of Excellence . She and Kraatz have two sons , born September 14 , 2006 and July 10 , 2010 ., Burnaby is a city in British Columbia, Canada, located immediately to the east of Vancouver. It is the third-largest city in British Columbia by population, surpassed only by nearby Surrey and Vancouver., Canada (French: ) is a country in the northern half of North America. Its ten provinces and three territories extend from the Atlantic to the Pacific and northward into the Arctic Ocean, covering , making it the world's second-largest country by total area and the fourth-largest country by land area. Canada's border with the United States is the world's longest land border. The majority of the country has a cold or severely cold winter climate, but southerly areas are warm in summer. Canada is sparsely populated, the majority of its land territory being dominated by forest and tundra and the Rocky Mountains. About four-fifths of the country's population of 36 million people is urbanized and live near the southern border. Its capital is Ottawa, its largest city is Toronto; other major urban areas include Montreal, Vancouver, Calgary, Edmonton, Quebec City, Winnipeg and Hamilton., British Columbia (BC) is the westernmost province of Canada, with a population of more than four million people located between the Pacific Ocean and the Rocky Mountains. 
British Columbia is also a component of the Pacific Northwest and the Cascadia bioregion, along with the U.S. states of Idaho, Oregon, Washington and Alaska., The "Champs International Skating Centre of British Columbia" (formerly known as the 'BC Centre of Excellence') is one of two major figure skating training centers in Canada. Located in Burnaby, British Columbia, it is home to many great national and international skaters. The programs there are overseen by a staff, including Joanne McLeod, who coaches 3-time Canadian men's national champion Emanuel Sandhu; Bruno Marcotte, who competed at the 2002 Winter Olympics; Victor Kraatz, the 2003 World Champion in ice dancing, and Maikki Uotila, who was a national champion in Finland. The center operates out of Canlan Ice Sports Burnaby 8 Rinks. Notable skaters who train there include Emanuel Sandhu, Mira Leung, Allie Hann-McCurdy & Michael Coreno, Jessica Millar & Ian Moram, Jeremy Ten, and Kevin Reynolds. This skating school is sometimes known as a training site for international competitors to practice for competitions in Vancouver. Champs International hosts its annual competition known as the BC/YK SummerSkate Competition every August., Shae-Lynn Bourne, MSC (born January 24, 1976) is a Canadian ice dancer. In 2003, she and partner Victor Kraatz became the first North American ice dancers to win a World Championship. They competed at three Winter Olympic Games, placing 10th at the 1994 Winter Olympics, 4th at the 1998 Winter Olympics, and 4th at the 2002 Winter Olympics., Vancouver, officially the City of Vancouver, is a coastal seaport city on the mainland of British Columbia, Canada, and the most populous city in the province., Subject: maikki uotila, Relation: country_of_citizenship, Options: (A) american (B) british (C) canada (D) finland (E) montreal
Solution is here: finland
Explanation: This is a good example, as maikki uotila is citizen of the finland.

Now, solve this: Context: Altinum (modern Altino, a "frazione" of Quarto d'Altino) is the name of an ancient coastal town of the Veneti 15 km SE of the modern Treviso, northern Italy, on the edge of the lagoons. Located on the eastern coast of that nation, at the mouth of the river Silis, it was first destroyed by Attila in 452 and gradually abandoned by its inhabitants, who sought refuge in the islands of the lagoon, such as Torcello and Burano, in the area where later Venice would be built., Aquileia ( Venetian: Aquieja/Aquiegia, ) is an ancient Roman city in Italy, at the head of the Adriatic at the edge of the lagoons, about from the sea, on the river Natiso (modern Natisone), the course of which has changed somewhat since Roman times. Today, the city is small (about 3,500 inhabitants), but it was large and prominent in Antiquity as one of the world's largest cities with a population of 100,000 in the 2nd century AD. and is one of the main archeological sites of Northern Italy., Treviso (Venetian: "Trevixo") is a city and "comune" in Veneto, northern Italy. It is the capital of the province of Treviso and the municipality has 82,854 inhabitants (as of November 2010): some 3,000 live within the Venetian walls ("le Mura") or in the historical and monumental center, some 80,000 live in the urban center proper while the city hinterland has a population of approximately 170,000. The city is home to the headquarters of clothing retailer Benetton, Sisley, Stefanel, Geox, Diadora and Lotto Sport Italia, appliance maker De'Longhi, and bicycle maker Pinarello., Saint Chromatius (died 406/407 AD) was a bishop of Aquileia., Saint Heliodorus ( Italian : Sant'Eliodoro ) ( died c. 390 AD ) was the first bishop of Altinum ( Altino ) in the 4th century . He was born in Dalmatia . Like Chromatius , he was a disciple of Valerianus , the bishop of Aquileia . He accompanied Saint Jerome on his voyage to the Holy Land , and is mentioned in Jerome 's letters . After the death of his mother , Heliodorus went to Italy and was made bishop of Altino . He attempted to counter Arianism in his see , and assisted at the Council of Aquileia ( 381 ) . Saint Nepotian , a nephew of Saint Heliodorus , was ordained by the bishop after leaving his position as an officer in the imperial bodyguard . A legend , composed around the 10th century and incorporating elements from other saints '' hagiographies , states that Liberalis of Treviso was educated in the Christian faith by Heliodorus . The legend goes on to state that , faced with growing opposition from both Arianism and paganism in the see , Heliodorus retired as bishop and lived as a hermit on a desert island in the lagoons near Altino , entrusting the see to a man named Ambrose . Worried about Ambrose 's ability to handle the rise of Arianism in the see , Liberalis decided to look for Heliodorus and attempt to convince him to come back to his see , but died on the way , and was later venerated as a saint ., Attila (or ; fl. circa 406453), frequently referred to as Attila the Hun, was the ruler of the Huns from 434 until his death in March 453. Attila was a leader of the Hunnic Empire, a tribal confederation consisting of Huns, Ostrogoths, and Alans among others, on the territory of Central and Eastern Europe., Venice (; ) is a city in northeastern Italy and the capital of the Veneto region. It is situated across a group of 117 small islands that are separated by canals and linked by bridges. These are located in the shallow Venetian Lagoon, an enclosed bay that lies between the mouths of the Po and the Piave Rivers. Parts of Venice are renowned for the beauty of their settings, their architecture, and artwork. The lagoon and a part of the city are listed as a World Heritage Site., Subject: heliodorus of altino, Relation: date_of_death, Options: (A) 100 (B) 117 (C) 15 (D) 170 (E) 406 (F) 407 (G) 434 (H) 452 (I) 500 (J) 82 (K) 854
Solution:
407