Question: Campari Knoepffler competed in 3 events at the Olympics in which city?

full_context: Document 1: 2020 Summer Olympics: The 2020 Summer Olympics, officially known as the Games of the XXXII Olympiad and commonly known as Tokyo 2020, is a major international multi-sport event due to be celebrated in the tradition of the Olympic Games as governed by the International Olympic Committee (IOC).
Document 2: Song Soon-chun: Song competed for South Korea in the 1956 Summer Olympics held in Melbourne, Australia. In the bantamweight boxing event, he captured the silver medal. His silver medal was South Korea's first silver medal at the Olympic Games.
Document 3: Venues of the 1976 Winter Olympics: For the 1976 Winter Olympics in Innsbruck, Austria, a total of eight sports venues were used. The games were originally awarded to Denver, Colorado in the United States in 1970, but they withdrew in the wake of Colorado residents voting against it for environmental and cost reasons in November 1972. This led to the International Olympic Committee opening up the bids for the games again, eventually awarding them to Innsbruck in February 1973. The Austrian city, having hosted the Winter Olympics in 1964, was in the process of having the venues used for those Games before Denver's with clear cutting of the alpine skiing venues, lessening of the amount of cross-country skiing routes, upgrading the ski jumps, adding lighting in the indoor sports arena to accommodate color television, and the construction of a combination bobsleigh and luge track. After the 1976 Games, the venues have remained in use, hosting events in Nordic skiing and the sliding sports. They hosted some of the events for the Winter Universiade in 2005 and seven of the eight venues served as host for the first Winter Youth Olympic Games in 2012.
Document 4: Campari Knoepffler: Campari Knoepffler (born 10 November 1959) is a Nicaraguan former swimmer. He competed in three events at the 1976 Summer Olympics.
Document 5: Neil Brooks: Neil Brooks (born 27 July 1962) is an Australian former sprint freestyle swimmer best known for winning the 4 × 100 m medley relay at the 1980 Olympics in Moscow as part of the "Quietly Confident Quartet". Brooks was as much known for his swimming achievements as he was for disciplinary incidents. He often found himself in conflict with officialdom and threatened with sanctions. His international career ended when he was suspended for drinking 46 cans of beer on the return flight to Australia after the 1986 Commonwealth Games. In retirement, he became a news presenter and sports commentator, but was fired amid alcohol problems.
Document 6: 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 7: Jeff Float: Jeffrey James Float is a former American competitive swimmer, World Record holder, World Champion and Olympic Gold Medalist. He qualified for the 1980 U.S. Olympic Swimming Team in three individual events, but could not participate when the United States boycotted the Moscow 1980 Summer Olympic Games. Four years later, he competed at the 1984 Summer Olympics in Los Angeles. As the peer-elected Team Captain, Jeff earned a Gold Medal in the men's 4×200-meter freestyle relay, and finished fourth in the individual 200-meter freestyle event. That Gold Medal 4x200-meter freestyle is now considered the third greatest relay of all time.
Document 8: Luigi Gnocchi: Luigi Gnocchi (14 January 1933 – 18 October 2014) was an Italian sprinter, that won three gold medals in one single edition of Mediterranean Games. He was born in Gallarate. He was finalist with the national relay team on 4x100 metres relay at the 1956 Summer Olympics (4th place).
Document 9: Kurt Krumpholz: Kurt Krumpholz is a former American swimmer. He represented the United States at the 1973 World Aquatics Championships in Belgrad, where he won two medals. At the 1972 U.S. Olympic Team Trials, Krumpholz set the world record in the prelims of the 400-meter freestyle. However, in the final, Krumpholz placed sixth, not making the Olympic team. The following year, Krumpholz won a gold medal in the 4×200-meter freestyle relay and a silver medal in the 200-meter freestyle at the 1973 World Aquatics Championships. His gold in the 4×200-meter freestyle relay came in world record time. Krumpholz was initially a water polo player for UCLA and only swam to stay in shape. Before his world record swim, Krumpholz swam the event only three times. Krumpholz's son, J. W. Krumpholz, is a water polo player and Olympic silver medallist from the 2008 Summer Olympics.
Document 10: Nauru at the 1990 Commonwealth Games: Nauru was represented at the 1990 Commonwealth Games in Auckland by a single athlete, weightlifter Marcus Stephen, who would later become his country's President in 2007. The 1990 Games marked Nauru's first participation in the Commonwealth Games. Stephen competed in three events only, and won medals in all three, including one gold.
Document 11: 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 12: Olympic Stadium (Montreal): Olympic Stadium (French: "Stade olympique" ) is a multi-purpose stadium in Canada, located at Olympic Park in the Hochelaga-Maisonneuve district of Montreal. Built in the mid-1970s as the main venue for the 1976 Summer Olympics, it is nicknamed "The Big O", a reference to both its name and to the doughnut-shape of the permanent component of the stadium's roof. It is also called "The Big Owe" to reference the astronomical cost of the stadium and the 1976 Olympics as a whole.
Document 13: 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 14: 1996 Summer Olympics: The 1996 Summer Olympics, known officially as the Games of the XXVI Olympiad and unofficially as the Centennial Olympic Games, was a major international multi-sport event that took place in Atlanta, Georgia, United States, from July 19 to August 4, 1996. A record 197 nations, all current IOC member nations, took part in the Games, comprising 10,318 athletes. The International Olympic Committee voted in 1986 to separate the Summer and Winter Games, which had been held in the same year since 1924, and place them in alternating even-numbered years, beginning in 1994. The 1996 Summer Games were the first to be staged in a different year from the Winter Games. Atlanta became the fifth American city to host the Olympic Games and the third to hold a Summer Olympic Games.
Document 15: Nancy Olmsted: Nancy Olmsted (born February 25, 1966 in North Bay, Ontario) is a Canadian kayaker, she is the youngest of four children of Charlie and the late Joan Olmsted. Nancy competed in the Sport of Canoeing during the 1980s and during that time, represented Canada in two summer Olympic Games; 1984 in Los Angeles and 1988 in Seoul, Korea. She was a spare in 1984 at the age of 18 and competed in the K-4 500m event with her sister Barbara and placed 10 in the 1988 Olympic Games. Nancy was the first woman athlete to win six gold medals at the Canadian Canoe Championships in Calgary in 1983 and placed 6th in the Junior World Championships in Bydgoszcz, Poland in the K-1 500m event. She was a member of the Canadian National Canoe Team from 1983 to 1992. During that time, she represented the North Bay Canoe Club in the Canadian Championships winning over 50 National Championship medals during her canoeing career. Her best world performance was fifth in the K-2 event in 1991 and achieved a bronze medal in the K-2 event with her sister, Barbara in the World University Games in 1987 in Zagreb, Yugoslavia. In addition to this, Nancy was a varsity level cross-country skier and competed in the University circuit for 5 years and placed second in 4 of these 5 years while representing Queen's University and Nipissing University respectively. While attending Nipissing University, the women's team won the Varsity Ontario University Championships under the direction of Nordic Coach, Dave Rees. Nancy was named to the North Bay Sports Hall of Fame and was also named the Northern Ontario athlete of the year in 1983.
ground_truth: Montreal