Question: What number was the Winter Olympic Games in which Yevgeniy Velichko represented Kazakhstan in cross-country skiing?

full_context: Document 1: 1976 Summer Olympics: The 1976 Summer Olympics, officially called the Games of the XXI Olympiad (French: Les "XXIes olympiques d'été"), was an international multi-sport event in Montreal, Quebec, in 1976, and the first Olympic Games held in Canada. Montreal was awarded the rights to the 1976 Games on May 12, 1970, at the 69th IOC Session in Amsterdam, over the bids of Moscow and Los Angeles. It is so far the only Summer Olympic Games to be held in Canada. Calgary and Vancouver later hosted the Winter Olympic Games in 1988 and 2010, respectively.
Document 2: Canada at the 2010 Winter Olympics: Canada hosted and participated in the 2010 Winter Olympics in Vancouver, British Columbia. Canada previously hosted the 1976 Summer Olympics in Montreal and the 1988 Winter Olympics in Calgary. Canada sent a team of 206 athletes (116 men, 90 women), including participants in all 15 sports, and finished with 14 gold medals and 26 in total (ranking 1st and 3rd respectively), surpassing their previous best medal performance at the 2006 Winter Olympics. The 14 gold medals also set the all-time record for most gold medals at a single Winter Olympics, one more than the previous record of 13 set by the former Soviet Union in 1976 and Norway in 2002. Canada was the first host nation to win the gold medal count at a Winter Olympics since Norway at the 1952 Winter Olympics.
Document 3: Viktor Ahn: Viktor Ahn (Russian: Виктор Ан ; born November 23, 1985), also known as Ahn Hyun-soo (Korean: 안현수 ) and Victor An, is a Korean-born Russian short-track speed-skater athlete. After competing for South Korea since childhood, in 2011 he became a Russian citizen and now races for the Russian team. One of the most accomplished short track speed skaters of all time, Ahn won three gold medals and a bronze medal in 2006 Winter Olympics held in Turin, Italy, becoming the most successful athlete there. He has also won three gold medals and one bronze medal in the 2014 Winter Olympics held in Sochi, Russia. He is also a six-time Overall World Champion for 2003–2007 and 2014.
Document 4: List of 2010 Winter Olympics medal winners: The 2010 Winter Olympics were held in Vancouver, Canada, from February 12 to February 28, 2010. A total of 2,632 athletes representing 82 National Olympic Committees participated in these Games. Overall, 86 events in 15 disciplines were contested; 46 events were open to men, 38 to women and 2 were mixed pairs. Two disciplines were open only to men: Nordic combined and ski jumping, while figure skating was the only sport in which men and women competed together in teams. Two new events were introduced: men's and women's ski cross.
Document 5: Kazakhstan at the Paralympics: Kazakhstan, having become independent in 1991, made its Paralympic Games début at the 1994 Winter Paralympics in Lillehammer, with merely two athletes competing in cross-country skiing and biathlon. The country has competed in every edition of the Summer and Winter Paralympics since then. Kazakhstan has obtained only one Paralympic medal: a silver in cross-country skiing, won by Lubov Vorobieva during the country's inaugural participation in the Games in 1994.
Document 6: Whistler Olympic and Paralympic Village: The Whistler Olympic and Paralympic Village was a 2010 Winter Olympics facility in the resort town of Whistler, British Columbia. The Olympic Village is considered one of Whistler's legacy projects, in that it is being used after the Olympics to help house and train Canadian athletes. Whistler is one of the two host communities for the Games. The site of this athletes' village is in the Cheakamus Valley approximately 20 minutes south of the Whistler Mountain competition venues, and 6 km from the highway cutoff for the Whistler Olympic Park sliding events venue in the Callaghan Valley.
Document 7: 2008 Summer Olympics: The 2008 Summer Olympic Games, officially known as the Games of the XXIX Olympiad () and commonly known as Beijing 2008, was a major international multi-sport event that took place in Beijing, China, from 7 to 24 August 2008. A total of 10,942 athletes from 204 National Olympic Committees (NOCs) competed in 28 sports and 302 events (a total of one event more than the schedule of the 2004 Games). China became the 22nd nation to host the Olympic Games and the 18th to hold a Summer Olympic Games. It was the third time that the Summer Olympic Games were held in East Asia and Asia, after Tokyo, Japan, in 1964 and Seoul, South Korea, in 1988.
Document 8: Bobsleigh at the 2010 Winter Olympics – Two-man: The two-man bobsleigh competition at the 2010 Winter Olympics in Vancouver, British Columbia, Canada was held at the Whistler Sliding Centre in Whistler, British Columbia on 20–21 February. The German team of André Lange and Kevin Kuske were the defending Olympic champions in this event. Switzerland's team of Ivo Rüegg and Cedric Grand were the defending world champions in this event. The test event held at the Olympic venue was won by the German duo of Thomas Florschütz and Marc Kühne. The last World Cup event prior to the 2010 Games took place in Igls, Austria (southeast of Innsbruck) on 23 January 2010 and was won by the Swiss duo of Beat Hefti and Thomas Lamparter while Rüegg won the overall World Cup in the two-man event.
Document 9: 2010 Winter Olympics: The 2010 Winter Olympics, officially known as the XXI Olympic Winter Games (French: Les "XXIes Jeux olympiques d'hiver") and commonly known as Vancouver 2010, informally the 21st Winter Olympics, were a major international multi-sport event held from February 12 to 28, 2010, in Vancouver, Canada, with some events held in the surrounding suburbs of Richmond, West Vancouver and the University Endowment Lands, and in the nearby resort town of Whistler. Approximately 2,600 athletes from 82 nations participated in 86 events in fifteen disciplines. Both the Olympic and Paralympic Games were organized by the Vancouver Organizing Committee (VANOC), headed by John Furlong. The 2010 Winter Olympics were the third Olympics hosted by Canada and the first by the province of British Columbia. Previously, Canada hosted the 1976 Summer Olympics in Montreal, Quebec, and the 1988 Winter Olympics in Calgary, Alberta. Vancouver is the largest city to host the Winter Olympics, a title soon to be turned over to Beijing in 2022.
Document 10: 2010 Commonwealth Games: The 2010 Commonwealth Games (Hindi: 2010 राष्ट्रमण्डल खेल), officially known as the XIX Commonwealth Games, were held in Delhi, India, from 3 to 14 October 2010. A total of 6,081 athletes from 71 Commonwealth nations and dependencies competed in 21 sports and 272 events, making it the largest Commonwealth Games to date. It was also the largest international multi-sport event to be staged in Delhi and India, eclipsing the Asian Games in 1951 and 1982. The opening and closing ceremonies were held at the Jawaharlal Nehru Stadium, the main stadium of the event. It was the first time that the Commonwealth Games were held in India and the second time they were held in Asia after Kuala Lumpur, Malaysia in 1998. It was also the first time a Commonwealth Republic hosted the games, second in a country not presently headed by British monarch since Malaysia in 1998. The official mascot of the Games was "Shera" and the official song of the Games, "Jiyo Utho Bado Jeeto", was composed by celebrated Indian musician A.R. Rahman.
Document 11: Yevgeniy Velichko: Yevgeniy Velichko (born 1987) is a Kazakhstani cross-country skier. He represents Kazakhstan at the 2010 Winter Olympics in Vancouver.
Document 12: Alexey Korolev: Alexey Korolev () (born June 20, 1987 in Almaty, Soviet Union) is a Kazakhstani ski jumper who has competed since 2004. Competing in two Winter Olympics, he earned his best finish of 12th in the team large hill event at Turin in 2006 while earning his best finish of 39th in the individual large hill event at Vancouver four years later.
Document 13: 2002 Winter Olympics: The 2002 Winter Olympics, officially the XIX Olympic Winter Games and commonly known as Salt Lake 2002, were a winter multi-sport event that was celebrated from 8 to 24 February 2002 in and around Salt Lake City, Utah, United States. Approximately 2,400 athletes from 78 nations participated in 78 events in fifteen disciplines, held throughout 165 sporting sessions. The 2002 Winter Olympics and the 2002 Paralympic Games were both organized by the Salt Lake Organizing Committee (SLOC). Utah became the fifth state in the United States to host the Olympic Games, and the 2002 Winter Olympics are the most recent games to be held in the United States until the 2028 Summer Olympics will be hosted in Los Angeles in 2028. These were the first Olympic Games under the IOC presidency of Jacques Rogge.
Document 14: Pavel Karelin: Pavel Vladimirovich Karelin (27 April 1990 – 9 October 2011) was a Russian ski jumper from Nizhny Novgorod who competed from 2004 until his death in 2011. He made his World Cup debut on 30 November 2007, finishing 8th in team large hill event at Kuusamo, Finland. During the 2010 Winter Olympics in Vancouver, he finished tenth in the team large hill, 33rd in the individual normal hill, and 38th in the individual large hill events.
Document 15: Vedrana Malec: Vedrana Malec (born March 24, 1990 in Zagreb) is a Croatian cross country skier who has been competing since 2006. She competed at the 2014 Winter Olympics in Sochi, which were her first Winter Olympics. She was selected to carry Croatian flag at the closing ceremony of the 2014 Winter Olympics.
ground_truth: 21st