Question: Marina Zueva was the coach for which Canadian World Champion ice dancer?
Context: Marina Vyacheslavovna Anissina (Russian: Марина Вячеславовна Анисина , born 30 August 1975) is a French-Russian ice dancer.  Competing with Gwendal Peizerat for France, she is the 2002 Olympic champion, the 1998 Olympic bronze medalist, the 2000 World champion, and a six-time French national champion. Marina Vladimirovna Klimova (Russian: Марина Владимировна Климова ; born 28 July 1966) is a former competitive ice dancer who competed for the Soviet Union and the Unified Team.  With skating partner and husband Sergei Ponomarenko, she is the 1992 Olympic champion, the 1988 Olympic silver medalist, the 1984 Olympic bronze medalist, a three-time World champion, and a four-time European champion. John Edward "Jack" Purcell (December 24, 1903 – June 10, 1991) was a Canadian world champion badminton player.  Purcell was the Canadian National Badminton Champion in 1929 and 1930 and declared as world champion in 1933.  He retired in 1945, and pursued a career as a stockbroker.  Purcell also designed an athletic shoe that bears his name, which is still popular today. Scott Patrick Moir (born September 2, 1987) is a Canadian ice dancer.  With partner Tessa Virtue, he is the 2010 Olympic champion, the 2014 Olympic silver medalist, three-time World champion (2010, 2012, 2017), three-time Four Continents champion (2008, 2012, 2017), the 2016–17 Grand Prix Final champion, seven-time Canadian national champion (2008–2010, 2012–2014, 2017) and the 2006 World Junior champion.  They also won a silver medal in the team event at the 2014 Winter Olympics. Sergei Vladilenovich Ponomarenko (Russian: Серге́й Владиленович Пономаренко ; born October 6, 1960) is a Russian former competitive ice dancer who competed for the Soviet Union and the Unified team.  With skating partner and wife Marina Klimova, he is the 1992 Olympic champion, 1988 Olympic silver medalist, 1984 Olympic bronze medalist, three-time World champion, and four-time European champion. Courtney John Lyndhurst Jones OBE (born 30 April 1933) is a former British ice dancer.  With partner June Markham, he is the 1957 & 1958 World champion and European champion.  With partner Doreen Denny, he is the 1959 & 1960 World champion and 1959–1961 European champion. Gwendal Peizerat (born 21 April 1972) is a French former competitive ice dancer.  With Marina Anissina, he is the 2002 Olympic champion, the 1998 Olympic bronze medalist, the 2000 World champion, and a six-time French national champion. Marina Olegovna Zueva (Russian: Марина Олеговна Зуева , also romanized French-style as "Zoueva"; born April 9, 1956) is a Russian ice dancing and singles coach and choreographer.  She coaches three-time (2011, 2012, 2013) World Champion and 2014 Olympic silver medalist in men's singles Patrick Chan, 2-time US National Champion Gracie Gold, as well as three time world medalists and two-time US national champions Maia Shibutani / Alex Shibutani .  She is the former coach of the 2010 Olympic champions and three-time (2010, 2012, 2017) World champions in ice dancing, Tessa Virtue / Scott Moir, as well as the 2014 Olympic champions and two-time (2011, 2013) World champions in ice dancing Meryl Davis / Charlie White and the 2014 ice dance World Champions Anna Cappellini / Luca Lanotte.  Zueva is based in Canton, Michigan. Patrick Switzer (born July 14, 1987 in Hanover, Ontario) is a Canadian world champion downhill longboard skateboarder.  Switzer was Canadian Champion 2010–2012 and 2014, the 2011 IGSA world series downhill skateboard champion and the first and only skater in the history of the sport to win four Open Downhill Skateboarding World Cup races in a row (the Padova Grand Prix, in Padua Italy, the Insul Cup, Germany, the Kozakov Challenge held in the Czech Republic and the Winsport Canada Cup). Tessa Jane McCormick Virtue (born May 17, 1989) is a Canadian ice dancer.  With partner Scott Moir, she is the 2010 Olympic champion, the 2014 Olympic silver medalist, three-time World champion (2010, 2012, 2017), three-time Four Continents champion (2008, 2012, 2017), the 2016–17 Grand Prix Final champion, seven-time Canadian national champion (2008–2010, 2012–2014, 2017) and the 2006 World Junior champion.  They also won a silver medal in the team event at the 2014 Winter Olympics.
Answer: Tessa Jane McCormick Virtue