Question: Tintu Lukka won six medals at an event organized by what body?

Context articles: Clara Hughes
Mindaugas Griškonis
Tintu Lukka
GEM Altigliss Challenge
George Eyser
Priyanka Pawar
Asian Athletics Championships
Mihai Zafiu
Denmark national handball team
Franz Anton

Clara Hughes, {'1': ", '2': ", '3': ", '4': "} (born September 27, 1972) is a Canadian cyclist and speed skater who has won multiple Olympic medals in both sports.
 Hughes won two bronze in the 1996 Summer Olympics and four medals (one gold, one silver, two bronze) over the course of three Winter Olympics.
 She is tied with Cindy Klassen as the Canadian with the most Olympic medals, with six medals total.
Mindaugas Griškonis (born 17 January 1986) is a Lithuanian rower.
 Competing in the single sculls he won six medals at the European and world championships between 2007 and 2015, including three European gold medals.
 He placed eighth at the 2008 and 2012 Olympics, before getting his first Olympic medal in the double scull event in 2016, a silver with Saulius Ritter.
Tintu Luka (born 26 April 1989) is an Indian track and field athlete, who predominantly competes in the middle-distance running events.
 Born in Valathode, Kerala, she is the national record holder in the women's 800 metres.
 Luka represented India at the 2012 and 2016 Summer Olympic Games.
 In addition to being the 2015 Asian Champion in the 800 meters, she has won a total of six medals at the Asian Athletics Championships.
GEM Altigliss Challenge is the biggest ski and snowboard student event in Europe.
 The week-long event is organized annually in March by Altigliss, a student association of Grenoble École de Management.
 It is classified by the newspaper Le Point Etudiants as the third biggest event organized by a student association in 2013.
 GEM Altigliss Challenge is the biggest ski and snowboard student event in Europe.
 The week-long event is organized annually in March by Altigliss, a student association of Grenoble École de Management.
 The challenge unites an average of a 1000 university students combining more than 25 nationalities, from 30 Grandes écoles and other European universities.
 The challenge is held at Val-d’Isère, ski resort in the Rhône-Alpes region of France.
George Louis Eyser (August 31, 1870 – March 6, 1919) was a German-American gymnast who competed in the 1904 Summer Olympics, earning six medals in one day, including three gold and two silver medals.
 Eyser competed with a wooden prosthesis for a left leg, having lost his real leg after being run over by a train.
 Despite his disability, he won gold in the vault, an event which then included a jump over a long horse without aid of a springboard.
Priyanka Pawar (born 3 April 1988) is an athlete from India.
 She won gold medal in women's 4 x 400 metres relay at the 2014 Asian Games in Incheon, South Korea along with Tintu Lukka, Mandeep Kaur and M. R. Poovamma.
 The team clocked 3:28:68 to break the Games Record.
 This is India’s 4th consecutive gold in the event since 2002.
The Asian Athletics Championships is an event organized by the Asian Athletics Association.
Mihai Zafiu (born 9 June 1949) is a retired Romanian sprint canoer.
 He competed in the K-4 1000 m event at the 1972, 1976 and 1980 Olympics and won silver medals in 1972 and 1980, placing fourth in 1976.
 At the world championships he won six medals between 1970 and 1978, five of them in the K-1 4×500 m relay.
The Denmark national handball team is controlled by the Danish Handball Association and it represents Denmark in international matches.
 They are the team with most medals won in European Championship history on the men's side with a total of six medals, those being two gold medals (2008, 2012), one silver (2014) and three bronze medals (2002, 2004 & 2006).
 As of August 2016 they are the defending Olympic Champions.
Franz Anton (born 23 October 1989) is a German slalom canoeist.
 He won six medals at the ICF Canoe Slalom World Championships with a gold (C-2: 2015), four silvers (C-1 team: 2010, 2013, 2015; C-2 team: 2015), and a bronze (C-1: 2014).
 He also won five medals at the European Championships (1 gold, 2 silvers and 2 bronzes).
 At the 2016 Summer Olympics, he placed fourth in the C-2 event, together with teammate Jan Benzien.