Definition: 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).
Input: Context: FC SKA Rostov-on-Don is a Russian association football club based in Rostov-on-Don. The club's rich history includes becoming runners-up of the Soviet Top League in 1966 and winning the Soviet Cup in 1981., Association football, more commonly known as football or soccer, is a team sport played between two teams of eleven players with a spherical ball. It is played by 250 million players in over 200 countries and dependencies, making it the world's most popular sport. The game is played on a rectangular field with a goal at each end. The object of the game is to score by getting the ball into the opposing goal., The Russian Football Premier League, or Russian Premier League, is the top division professional association football league in Russia. The competition is administered by the . There are 16 teams in the competition. The league has two Champions League qualifying spots given to the top two teams at the end of the season and two Europa League spots are allocated to the third and fourth. The cup winner qualifies to the UEFA Europa League without play-offs.
The last two teams are relegated to the Russian National Football League at the end of the season.
The Russian Premier League was established in 2001 and succeeded the "Top Division". The Top Division was run by the Professional Football League of Russia. Creation of the Premier League is considered to give the clubs a greater degree of independence. The league is currently called Rosgosstrakh Russian Football Championship for sponsorship reasons., Amidfielder is an association football position. Midfielders are generally positioned on the field between their team's defenders and forwards. Some midfielders play a disciplined defensive role, breaking up attacks, and are otherwise known as defensive midfielders. Others blur the boundaries, being more mobile and efficient in passing: they are commonly referred to as deep-lying midfielders, play-makers, box-to-box, or holding midfielders. The number of midfielders on a team and their assigned roles depends on the team's formation; the collective group of these players on the field is sometimes referred to as the midfield., Novocherkassk is a city in Rostov Oblast, Russia, located on the right bank of the Tuzlov River and on the Aksay River. Population: 168,746 (2010 Census); 170,822 (2002 Census); 178,000 (1974); 123,000 (1959); 81,000 (1939); 52,000 (1897)., Rostov-on-Don is a port city and the administrative center of Rostov Oblast and the Southern Federal District of Russia. It lies in the southeastern part of the East European Plain on the Don River, from the Sea of Azov. The southwestern suburbs of the city abut the Don River delta. Population: , Rostov Oblast is a federal subject of Russia (an oblast), located in the Southern Federal District. The oblast has an area of and a population of 4,277,976 (2010 Census), making it the sixth most populous federal subject in Russia. Its administrative center is the city of Rostov-on-Don, which also became the administrative center of the Southern Federal District in 2002., Aleksei Borisovich Yeryomenko ( Russian : ; born 17 January 1964 in Novocherkassk ) , also known as Alexei Eremenko Sr. , is a retired Soviet and Russian professional footballer who also holds Finnish citizenship . He made his debut in the Soviet Top League in 1981 for FC SKA Rostov - on - Don . Since 2009 , he has been in charge of FF Jaro . He is the father and agent of Alexei Eremenko and Roman Eremenko ., Roman Alekseyevich Eremenko (born 19 March 1987) is a Finnish professional footballer who is contracted to CSKA Moscow in the Russian Premier League, but is currently banned from football by UEFA after testing positive for cocaine. Eremenko is best known for his time in Dynamo Kyiv, winning the Ukrainian Premier League title in 2009, and playing in the Champions and Europa Leagues. He also plays regularly for the Finland national football team. Eremenko made his international debut for Finland in June 2007, at the age of 20. In November 2016, UEFA banned Eremenko from their competitions for two years, with FIFA following suit in December 2016, after it was discovered he had used cocaine., Alexei Eremenko (born Aleksei Alekseyevich Yeryomenko born 24 March 1983) is a Russian-born Finnish professional footballer. He is a midfielder who is able to operate in many roles, and is also known as a set piece specialist., Russia (from the Rus'), also officially known as the Russian Federation, is a country in Eurasia. At , Russia is the largest country in the world by surface area, covering more than one-eighth of the Earth's inhabited land area, and the ninth most populous, with over 140million people at the end of March 2016. The European western part of the country is much more populated and urbanised than the eastern, about 77% of the population live in European Russia. Russia's capital Moscow is one of the largest cities in the world, other major urban centers include Saint Petersburg, Novosibirsk, Yekaterinburg, Nizhny Novgorod and Samara., Subject: aleksei borisovich yeryomenko, Relation: position_played_on_team_/_speciality, Options: (A) center (B) end (C) midfielder
Output:
midfielder