Question: Which Serbain footballer had a major role in the dramatic ending of the 2015 Belgian Cup Final?

full_context: Document 1: 2016 Belgian Super Cup: The 2016 Belgian Super Cup was a football match that took take place on 23 July 2016, between the 2015–16 Belgian Pro League winners Club Brugge and Standard Liège, the winners of the 2015–16 Belgian Cup. Club Brugge played their 17th Super Cup and featured in their second consecutive Super Cup after losing the 2015 Belgian Super Cup to Gent, while Standard Liège played their 8th Belgian Super Cup after last appearing in 2011 when they lost to Genk. Although together both teams have already played 23 times the Belgian Super Cup, they have never met each other in this competition. Standard Liège last success in the competition dates from a 2-0 win in 2009, against Genk, while Club Brugge last won in 2005 against the now defunct team Germinal Beerschot. The match was however a replay of the 2016 Belgian Cup Final, won by Standard Liège in March 2016.
Document 2: Romelu Lukaku: Romelu Menama Lukaku Bolingoli (born 13 May 1993) is a Belgian professional footballer who plays as a striker for Premier League club Manchester United and the Belgium national team. He is one of only five players to score 50 Premier League goals before his 23rd birthday, and the fourth player (and first foreigner) to score 80 before his 24th birthday.
Document 3: Sergio Agüero: Sergio Leonel "Kun" Agüero (] ; born 2 June 1988) is an Argentine professional footballer who plays as a striker for Premier League club Manchester City and the Argentina national team.
Document 4: 2016 Belgian Cup Final: The 2016 Belgian Cup Final, named Croky Cup after the sponsor, was the 62nd Belgian Cup final and took place on 20 March 2016 between Club Brugge and Standard Liège. It was the first time the two teams met in the final since the 2006–07 Belgian Cup Final. Standard Liège won the match by 2 goals to 1, with the final goal coming two minutes from time.
Document 5: Aleksandar Mitrović (footballer): Aleksandar Mitrović (Serbian Cyrillic: Александар Митровић; born 16 September 1994) is a Serbian professional footballer who plays as a striker for Premier League club Newcastle United and the Serbia national team. At the age of 18, Mitrović was named among the top 10 talents under the age of 19 in Europe by a selection of UEFA reporters.
Document 6: Marcus Rashford: Marcus Rashford (born 31 October 1997) is an English professional footballer who plays as a forward for Premier League club Manchester United and the England national team.
Document 7: 2015 Belgian Cup Final: The 2015 Belgian Cup Final, named Cofidis Cup after the sponsor, was the 61st Belgian Cup final and took place on 22 March 2015 between Club Brugge and Anderlecht. It was the first time the two giants of Belgian football met in the final since the 1993–94 Belgian Cup. The match finished in a dramatic way as Anderlecht looked to have taken the game to overtime through a last minute equalizer by Aleksandar Mitrović, cancelling out the earlier goal by Tom De Sutter, however in added time Lior Refaelov struck goal from outside the penalty area.
Document 8: 2015 Belgian Super Cup: The 2015 Belgian Super Cup was a football match that was played on 16 July 2015, between Gent, the winners of the 2014–15 Belgian Pro League and 2014–15 Belgian Cup winners Club Brugge. Gent won 1–0, winning the Super Cup for the first time.
Document 9: Trent Alexander-Arnold: Trent John Alexander-Arnold (born 7 October 1998) is an English professional footballer who plays as a right-back for Premier League club Liverpool. He is an academy graduate of Liverpool and made his senior debut for the club in 2016, aged 18. The following year, he won the club's Young Player of the Season award. He has also represented England at all youth levels from under-16 through to under-19. Due to the length of his name, his surname is shortened to Alexander for Premier League fixtures.
Document 10: Luka Milivojević: Luka Milivojević (Serbian Cyrillic: Лука Миливојевић; born 7 April 1991) is a Serbian professional footballer who plays as a midfielder for Premier League club Crystal Palace and the Serbia national team.
Document 11: 2009 Belgian Cup Final: The 2009 Belgian Cup Final, named Cofidis Cup after the sponsor, was played on Saturday, 23 May 2009 between Genk and KV Mechelen and won by Genk with 2–0. It was the 54th Belgian Cup Final.
Document 12: 2017 Belgian Cup Final: The 2017 Belgian Cup Final, named Croky Cup after the sponsor, was the 63rd Belgian Cup final and took place on 18 March 2017 between Oostende and Zulte Waregem. Oostende qualified for the final for the first time in its history, while Zulte Waregem already played two finals, winning against Mouscron in 2006 but losing against Lokeren in 2014. In a spectacular match, Oostende twice took the lead but Zulte Waregem returned to force 2–2 after 90 minutes. During the extra-time, both teams scored once more. Zulte Waregem finally won 4–2 on penalties and thereby qualified for the 2017–18 UEFA Europa League Group stage.
Document 13: Moise Kean: Moise Bioty Kean ( [kɛn] ; born 28 February 2000) is an Italian professional footballer who plays as a forward for Hellas Verona, on loan from Juventus. In November 2016, he became the first player born in the 2000s to make an appearance in one of Europe's five major leagues, as well as in the UEFA Champions League. Later in May 2017, he became the first player born in the 2000s to score a goal in one of Europe's five major leagues.
Document 14: Filip Mitrović: Filip Mitrovic (born October 31, 1991, Kraljevo) is a Serbian pop singer. Before becoming a singer, he was a pizza master.
Document 15: 2014 Belgian Cup Final: The 2014 Belgian Cup Final, named Cofidis Cup after the sponsor, was the 60th Belgian Cup final and took place on 22 March 2014 between Lokeren and Zulte Waregem. It was won by Lokeren with the only goal coming from Alexander Scholz. For Lokeren it was their second cup win in three years.
ground_truth: Aleksandar Mitrović