Question: Who is the winner of the ballon d'or in 2016?

full_context: Document 1: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH, ComM (Portuguese pronunciation: (kɾiʃˈtjɐnu ʁoˈnaldu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Spanish club Real Madrid and the Portugal national team. Often considered the best player in the world and widely regarded as one of the greatest of all time, Ronaldo has five Ballon d'Or awards, the most for a European player and is tied for most all - time. He is the first player in history to win four European Golden Shoes. He has won 25 trophies in his career, including five league titles, four UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in the top five European leagues (373), the UEFA Champions League (114), the UEFA European Championship (29) and the FIFA Club World Cup (7), as well as most goals scored in a UEFA Champions League season (17). Cristiano also holds the record for most official assists provided in the UEFA Champions League (36). He has scored more than 600 senior career goals for club and country.
Document 2: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH, ComM (European Portuguese: (kɾiʃˈtjɐnu ʁoˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Spanish club Real Madrid and the Portugal national team. Often considered the best player in the world and widely regarded as one of the greatest of all time, Ronaldo has a record - tying five Ballon d'Or awards, the most for a European player, and is the first player to win four European Golden Shoes. He has won 26 trophies in his career, including five league titles, five UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in Europe's top - five leagues (395), the UEFA Champions League (120), the UEFA European Championship (9), as well as those for most assists in the UEFA Champions League (34) and the UEFA European Championship (6). He has scored over 650 senior career goals for club and country.
Document 3: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH, ComM (Portuguese pronunciation: (kɾiʃ'tjɐnu ʁuˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Spanish club Real Madrid and the Portugal national team. Often considered the best player in the world and widely regarded as one of the greatest of all time, Ronaldo has four FIFA Ballon d'Or awards, the most for a European player, and is the first player in history to win four European Golden Shoes. He has won 24 trophies in his career, including five league titles, four UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in the top five European leagues (372), the UEFA Champions League (107) and the UEFA European Championship (29), as well as the most goals scored in a UEFA Champions League season (17). He has scored more than 600 senior career goals for club and country.
Document 4: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH, ComM (European Portuguese: (kɾiʃˈtjɐnu ʁoˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Spanish club Real Madrid and the Portugal national team. Often considered the best player in the world and regarded by many as the greatest of all time, Ronaldo has five Ballon d'Or awards, the most for a European player and is tied for most all - time. He is the first player in history to win four European Golden Shoes. He has won 25 trophies in his career, including five league titles, four UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in the top five European leagues (391), the UEFA Champions League (119), the UEFA European Championship (29) and the FIFA Club World Cup (7), as well as most goals scored in a UEFA Champions League season (17). He has scored more than 600 senior career goals for club and country.
Document 5: Cristiano Ronaldo: A Portuguese international, Ronaldo was named the best Portuguese player of all - time by the Portuguese Football Federation in 2015. Ronaldo made his senior international debut in August 2003, at age 18. He is Portugal's most capped player of all - time with over 140 caps, and has participated in seven major tournaments. He is Portugal's all - time top goalscorer. He scored his first international goal at Euro 2004 and helped Portugal reach the final. He took over full captaincy in July 2008, leading Portugal to their first - ever triumph in a major tournament by winning Euro 2016, and received the Silver Boot as the second - highest goalscorer of the tournament. One of the most marketable sportsmen, he was ranked the world's highest - paid athlete by Forbes in 2016 and 2017, as well as the world's most famous athlete by ESPN in 2016 and 2017.
Document 6: 2016 Ballon d'Or: France Football announced that they would publish a shortlist of 30 players across six announcements with two hour intervals on 24 October 2016. On 12 December 2016, Cristiano Ronaldo won the award by a record margin of 429 points ahead of second placed Lionel Messi and Antoine Griezmann, who came third.
Document 7: UEFA Men's Player of the Year Award: Year Player Club UEFA Best Player in Europe Award 2010 -- 11 Lionel Messi Barcelona 2011 -- 12 Andrés Iniesta Barcelona 2012 -- 13 Franck Ribéry Bayern Munich 2013 -- 14 Cristiano Ronaldo Real Madrid 2014 -- 15 Lionel Messi Barcelona 2015 -- 16 Cristiano Ronaldo Real Madrid UEFA Men's Player of the Year Award 2016 -- 17 Cristiano Ronaldo Real Madrid
Document 8: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH, ComM (European Portuguese: (kɾiʃˈtjɐnu ʁoˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Spanish club Real Madrid and the Portugal national team. Often considered the best player in the world and regarded by many as the greatest of all time, Ronaldo has a record - tying five Ballon d'Or awards, the most for a European player, and is the first player to win four European Golden Shoes. He has won 25 trophies in his career, including five league titles, four UEFA Champions League titles and one UEFA European Championship. Both a prolific goalscorer and playmaker, Ronaldo holds the records for most official goals scored in Europe's top - five leagues (393), the UEFA Champions League (120), the UEFA European Championship (29), as well as those for most assists in the UEFA Champions League (34) and the UEFA European Championship (8). He has scored over 650 senior career goals for club and country.
Document 9: Cristiano Ronaldo: Ronaldo scored five goals, including a hat - trick against Armenia, in the qualification for Euro 2016. With the only goal in another victory over Armenia on 14 November 2014, he reached 23 goals in the European Championship, including qualifying matches, to become the competition's all - time leading goalscorer. At the start of the tournament, however, Ronaldo failed to convert his chances in Portugal's draws against Iceland and Austria, despite taking a total of 20 shots on goal. In the latter match, he overtook Luís Figo as his nation's most capped player with his 128th international appearance, which ended scoreless after he missed a penalty in the second half. With two goals and an assist in the last match of the group stage, a 3 -- 3 draw against Hungary, Ronaldo became the first player to score in four European Championships, having made a record 17 appearances in the tournament. Though placed third in their group behind Hungary and Iceland, his team qualified for the knockout round as a result of the competition's newly expanded format.
Document 10: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH ComM (European Portuguese: (kɾiʃˈtjɐnu ʁoˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Italian club Juventus and the Portugal national team. Often considered the best player in the world and regarded by many as one of the greatest players of all time, Ronaldo has a record - tying five Ballon d'Or awards, the most for a European player, and is the first player to win four European Golden Shoes. He has won 26 trophies in his career, including five league titles, five UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in Europe's top - five leagues (395), the UEFA Champions League (120), the UEFA European Championship (9), as well as those for most assists in the UEFA Champions League (34) and the UEFA European Championship (6). He has scored over 670 senior career goals for club and country.
Document 11: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH ComM (European Portuguese: (kɾiʃˈtjɐnu ʁoˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Italian club Juventus and the Portugal national team. Often considered the best player in the world and regarded by many as one of the greatest players of all time, Ronaldo has a record - tying five Ballon d'Or awards, the most for a European player, and is the first player to win four European Golden Shoes. He has won 26 trophies in his career, including five league titles, five UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in Europe's top - five leagues (402), the UEFA Champions League (120), the UEFA European Championship (9), as well as those for most assists in the UEFA Champions League (34) and the UEFA European Championship (6). He has scored over 680 senior career goals for club and country.
Document 12: Ballon d'Or: Stanley Matthews of Blackpool was the inaugural winner of the Ballon d'Or. Prior to 1995, the award was often known in English language media as the European Footballer of the Year award. Milan's George Weah, the only African recipient, became the first non-European to win the award in the year that rules of eligibility were changed. Ronaldo of Internazionale became the first South American winner two years later. Lionel Messi and Cristiano Ronaldo have won the award a record five times each. Three players have won the award three times each: Johan Cruyff of Ajax and Barcelona, Michel Platini of Juventus and Marco van Basten of Milan. With seven awards each, Dutch and German players won the most Ballons d'Or. Spanish club Barcelona has the most winners, with 11 wins.
Document 13: Portugal: Football is the most popular sport in Portugal. There are several football competitions ranging from local amateur to world-class professional level. The legendary Eusébio is still a major symbol of Portuguese football history. FIFA World Player of the Year winners Luís Figo and Cristiano Ronaldo who won the FIFA Ballon d'Or for 2013 and 2014, are among the numerous examples of other world-class football players born in Portugal and noted worldwide. Portuguese football managers are also noteworthy, with José Mourinho, André Villas-Boas, Fernando Santos, Carlos Queiroz and Manuel José among the most renowned.
Document 14: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH ComM (European Portuguese: [kɾiʃˈtjɐnu ʁoˈnaɫdu]; born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Italian club Juventus and captains the Portugal national team. Often considered the best player in the world and  widely regarded as one of the greatest players of all time, Ronaldo has a record-tying five Ballon d'Or awards, the most for a European player, and is the first player to win four European Golden Shoes. He has won 29 trophies in his career, including six league titles, five UEFA Champions League's, one UEFA European Championship, and one UEFA Nations League. A prolific goalscorer, Ronaldo holds the records for most official goals scored in the UEFA Champions League (126), the UEFA European Championship (9), as well as those for most assists in the UEFA Champions League (34) and the UEFA European Championship (6). He has scored over 700 senior career goals for club and country.
Document 15: Cristiano Ronaldo: Cristiano Ronaldo dos Santos Aveiro GOIH ComM (European Portuguese: (kɾiʃˈtjɐnu ʁoˈnaɫdu); born 5 February 1985) is a Portuguese professional footballer who plays as a forward for Spanish club Real Madrid and the Portugal national team. Often considered the best player in the world and widely regarded as one of the greatest of all time, Ronaldo has a record - tying five Ballon d'Or awards, the most for a European player, and is the first player to win four European Golden Shoes. He has won 26 trophies in his career, including five league titles, five UEFA Champions League titles and one UEFA European Championship. A prolific goalscorer, Ronaldo holds the records for most official goals scored in Europe's top - five leagues (395), the UEFA Champions League (120), the UEFA European Championship (9), as well as those for most assists in the UEFA Champions League (34) and the UEFA European Championship (6). He has scored over 670 senior career goals for club and country.
ground_truth: a Portuguese professional footballer
sub_queries: who won the ballon d or in 2016 Answer: Cristiano Ronaldo
Who is Cristiano Ronaldo ? Answer: a Portuguese professional footballer