Question: Mariana Kovacevic has treated which Dutch player who played defensive midfield for Galatasaray?

full_context: Document 1: Mariana Kovacevic: Mariana Kovacevic is a Serbian traditional healer who has specialized in the use of horse placenta treatment to heal athletes. During the duration of the 2012 African Cup of Nations in Gabon and Equatorial Guinea she used the horse placenta treatment to heal Ghana's Asamoah Gyan, who had been injured and was supposed to be off football for four weeks. She is reported to have nursed him back to health in four hours. She was also reportedly enlisted by the Serbia during the world of 2010 in south Africa. Other footballers who are reported to have been treated by Mariana include Pablo Zabaleta, Vincent Kompany, Nigel de Jong and Robin Van Persie of Manchester United. There has been some doubt as to whether Mariana's therapies work. But more footballers are turning to her for help.
Document 2: Daley Blind: Daley Blind (born 9 March 1990) is a Dutch professional footballer who plays as a defensive midfielder, left-back and centre-back for English club Manchester United and the Netherlands national team. He is the son of former Ajax defender and former Netherlands national team manager Danny Blind.
Document 3: Johan Neeskens: Johannes Jacobus "Johan" Neeskens (] ; born 15 September 1951) is a Dutch football manager and former midfielder. As a player, he was an important member of the Dutch national team that finished as runners-up in the 1974 and 1978 FIFA World Cups and is considered to be one of the greatest Dutch midfielders of all time. In 2004, he was named one of the 125 Greatest Living Footballers at a FIFA Awards Ceremony., while in 2017 he has been included in the "FourFourTwo" list of the 100 all-time greatest players, at the 64th position.
Document 4: Vincenzo Tota: Dr. Vincenzo Tota (born in Florence, Italy) is a medical doctor specializing in sports medicine. He received his degree in Medicine and Surgery in 1982 from University of Siena, in Siena, Italy. For most of the past two decades, Dr. Tota has managed the medical care of numerous race car teams, including fitness training and nutrition for race drivers, in Formula One, off-road and sports car racing. A former off-road and offshore powerboat racer himself, Dr. Tota understands the physical toll of sports competition.
Document 5: Gordana Vunjak-Novakovic: Gordana Vunjak-Novakovic is a Serbian American biomedical engineer. She is University Professor and The Mikati Foundation Professor of Biomedical Engineering and Medical Sciences at Columbia University, where she directs the Laboratory for Stem Cells and Tissue Engineering. She is also a faculty in the Irving Comprehensive Cancer Center and in the Center for Human Development at Columbia University, an honorary professor at the Faculty of Technology and Metallurgy at the University of Belgrade, honorary professor at the University of Novi Sad, and an adjunct professor at the Department of Biomedical Engineering at Tufts University.
Document 6: Miljan Radović: Miljan Radović (Cyrillic: Миљан Радовић) was a Montenegrin footballer who last played for Pelita Bandung Raya in the Indonesia Super League. He is famous because of his accurate set pieces that often led to beautiful goals. He is also nicknamed 'The Professor' because of his well- timed and smart passes and also his entertaining skills.
Document 7: Nigel de Jong: Nigel de Jong (] ; born 30 November 1984) is a Dutch professional footballer who plays as a defensive midfielder for Turkish club Galatasaray and the Netherlands national team. He joined the Ajax youth academy as a youngster and worked his way through the ranks to make the first team at age 17. Two years later, in 2004, he made his international debut. Additionally, in 2010 he won a World Cup runners-up medal.
Document 8: Luuk de Jong: Luuk de Jong (] , born 27 August 1990) is a Dutch footballer, who plays as a forward for PSV Eindhoven and the Netherlands football team.
Document 9: Footbonaut: The Footbonaut is a football training machine which fires balls at different speeds and trajectories at players, who must control and pass the ball into a highlighted square. Footbonaut was invented by Christian Güttler in Berlin, Germany. The machine is also described as a robotic cage. Mario Götze's winning goal of the 2014 FIFA World Cup Final has been credited to his years of practice using Footbonaut. The Footbonaut is also credited for the success of Borussia Dortmund, who first used the machine. There are several undisclosed clubs in Germany currently using Footbonaut in their trainings.
Document 10: Arjen Robben: Arjen Robben (] ; born 23 January 1984) is a Dutch professional footballer who plays for German club Bayern Munich and is the captain of the Netherlands national team. He is a forward who usually plays as a left or right sided winger, known for his dribbling skills, speed, crossing ability and his accurate left foot long-range shots from the right wing.
Document 11: Ronald de Boer: Ronaldus "Ronald" de Boer (] ; born 15 May 1970) is a Dutch former football midfielder who played for the Netherlands national team as well as a host of professional clubs in Europe. He is the older twin brother of Frank de Boer.
Document 12: Demy de Zeeuw: Demy Patrick René de Zeeuw (] ; born 26 May 1983) is a Dutch footballer who last played for NAC Breda and the Netherlands national football team. He is a defensive midfielder described as a good tackler and a gifted passer of the ball. He previously played for AGOVV, Go Ahead Eagles, AZ and AFC Ajax. While at AZ he was a key player in the squad that won the 2008–09 Dutch league, the club's first championship victory in 28 years. Following this success he transferred to Ajax, with whom he won the 2009–10 Dutch Cup, and the 2010–11 Dutch league title.
Document 13: Martin Clawson: Martin Clawson is the Head Strength and Conditioning Coach at the club. He is himself a former player with Bradford Northern and comes from a famous Rugby League family. He has a background in sports fitness and was formerly a masseur at the club before assuming his present role. He is a former body building competitor and his personality makes him the ideal person for his job at the Bulls. Martin was employed as a business consultant for corporate communications giants Wish Communications with Garry Schofield OBE and John Stankevitch but has since taken up the role of Strength and Conditioning Coach at Wakefield Trinity Wildcats in the Super League.
Document 14: Sister Lauras Food Supplement: In the early 1900s Sister Laura Marian Smith, a nurse at the Glasgow Royal Maternity Hospital, noted the high levels of malnutrition in children at the time, and is credited with promoting the use of a Casein inhibitor to make cows milk more beneficial to those who had extreme difficulty in digesting it. By creating a powder formulae to mix with milk, it enabled it to become an effective aid to patient recovery. Although named after Sister Laura - this was a marketing strategy as the powder is said to have been developed by Dr Leonard Findlay, at the time a noted expert of infant dietary disorders at Rottenrow. Although Sister Laura was one of the original shareholders when the company when it was established in 1911, by 1920 she had sold her interests in the company, though it continued to expand, opening a purpose-built factory at Emerson Road West, Bishopbriggs.
Document 15: Addis Ababa Fistula Hospital: Addis Ababa Fistula Hospital (also known as "Hamlin Fistula Hospital") and its regional Hamlin Fistula Centres provide comprehensive care for women who suffer from incontinence, physical impairment, shame and marginalisation as a result of an obstetric fistula. The hospital was created by the Australian obstetrician and gynaecologists Catherine Hamlin and her husband Reginald Hamlin to care for women with childbirth injuries and has been in operation since 1974. It is in Addis Ababa, the capital of Ethiopia. It is the only hospital of its kind in the world dedicated exclusively to women with obstetric fistula (a condition common in the developing world where the maternal health provisions are poor), and it treats all patients free of charge. Patients undergo surgical repair by Ethiopian and expatriate surgeons trained at the hospital's main facility in Addis Ababa. Around 93% of these patients are repaired successfully.
ground_truth: Nigel de Jong