Question: The female heptathlon competitor who medaled at the 2004 Commonwealth Youth Games is also the 2010 world indoor champion in what event?
Context: Dame Jessica Ennis-Hill DBE (born 28 January 1986) is a retired British track and field athlete from England, specialising in multi-eventing disciplines and 100 metres hurdles.  As a competitor in heptathlon, she is the 2012 Olympic champion, a three-time world champion (2009, 2011, 2015), and the 2010 European champion.  She is also the 2010 world indoor pentathlon champion.  A member of the City of Sheffield & Dearne athletic club, she is the current British national record holder for the heptathlon.  She is a former British record holder in the 100 metres hurdles, the high jump and the indoor pentathlon. The 2004 Commonwealth Youth Games were held in Bendigo, Australia.  They were the second Commonwealth Youth Games, which are held every four years. Barbados competed in the 2011 Commonwealth Youth Games (officially known as the IV Commonwealth Youth Games) held in the British Crown Dependency of Isle of Man from September 7 to 13, 2011.  The nation was represented by the Barbados Olympic Association, which is responsible for the Commonwealth Games and Commonwealth Youth Games in Barbados. India competed at the 2011 Commonwealth Youth Games (officially known as the IV Commonwealth Youth Games) held in the Isle of Man from 7 to 13 September 2011.  India has participated in all the editions of the Commonwealth Youth Games.  The nation was represented by the Indian Olympic Association, which is responsible for the Commonwealth Games and Commonwealth Youth Games in India. Bangladesh competed in the 2011 Commonwealth Youth Games (officially known as the IV Commonwealth Youth Games) held in the Isle of Man from 7 to 13 September 2011.  This was their second appearance in the Commonwealth Youth Games.  The nation was represented by the Bangladesh Olympic Association, which is responsible for the Commonwealth Games and Commonwealth Youth Games in Bangladesh. Malaysia participated in the 2011 Commonwealth Youth Games held in the British Crown Dependency of Isle of Man from 7 to 13 September 2011.  Their participation marked their fourth Commonwealth Youth Games appearance, one of the highest among the Commonwealth of Nations.  Malaysia was represented by the Olympic Council of Malaysia, which is responsible for Malaysian participation in the multi-sport events, including Commonwealth Games and Commonwealth Youth Games.  Malaysian delegation consisted of 18 athletes competed in four different sports— athletics, badminton, cycling, and swimming.  This was an increase in the number of athletes from the nation's last appearance at the Games, when 10 athletes were sent to the 2008 Commonwealth Youth Games in Pune.  Malaysia dominated in the badminton events, winning all but one of the five gold medals on offer, the only other gold was won by P. V. Sindhu of India in women's singles.  All the medals came from badminton. The 2008 Commonwealth Youth Games, officially known as the III Commonwealth Youth Games, were a multi-sport event held in the Indian city of Pune from 12 to 18 October 2008.  This was the first time in the history of the Commonwealth Youth Games that the Games were organised in Asia.  At the Games, 1220 athletes between 14 and 18 years of age from 71 Commonwealth of Nations competed in nine sports. At the 2004 Commonwealth Youth Games, the athletics events were held at the La Trobe University Athletics Complex in Bendigo, Australia from 2–3 December.  A total of 34 events were contested, divided equally between the sexes.  Among the medallists on the girls' side were Dani Samuels (the 2009 discus world champion) and two 2012 Olympic champions, Sally McLellan (100 m hurdles) and Jessica Ennis (heptathlon). The 2011 Commonwealth Youth Games, officially known as the IV Commonwealth Youth Games, were a multi-sport event held in the British Crown Dependency of Isle of Man from 7 to 13 September 2011.  This was the first time in the history of the Commonwealth Youth Games that Games were organised in any island nation, and second time in any British Islands venue, after inaugural Games in Edinburgh, Scotland in 2000.  At the Games, around 1,000 athletes between 14 and 18 years of age from 66 Commonwealth of Nations competed in seven sports. Brianne Theisen-Eaton (born 18 December 1988) is a retired Canadian track and field athlete who competed in the heptathlon and women's pentathlon.  She won the bronze medal at the 2016 Summer Olympics.  Theisen-Eaton holds the Canadian record for the heptathlon with 6,808 points, as well as the indoor pentathlon with a score of 4768 points.  Theisen-Eaton is a heptathlon silver medallist from the 2013 World Championships and 2015 World Championships, as well as a pentathlon silver medalist from the 2014 World Indoor Championships.  She is the first and only Canadian woman to podium in the multi-events at the World Championships.  Theisen-Eaton is the reigning Commonwealth Games champion in the heptathlon winning the gold in Glasgow in 2014 and is also the reigning 2016 World Indoor Champion in the pentathlon.  She also won a bronze medal as part of the women's 4 x 400 m relay at the 2015 Pan American Games in Toronto.
Answer: pentathlon