Question: Formally the Games of the XXX Olympiad what sports event did Dirkie Chamberlain represent her country?

Context paragraphs:
International sport: International sport is a sport in which the participants represent different countries.  The most well-known international sports event is the Olympic Games.  Other examples include the FIFA World Cup and the Paralympic Games.

List of 2012 Summer Olympics medal winners: The 2012 Summer Olympics, officially known as the Games of the XXX Olympiad, were held in London, United Kingdom, from 25 July 2012 to 12 August 2012.

London Youth Games: The London Youth Games is an annual multi-sport event held in London, England.  The London Youth Games offer competitive opportunities for young participants aged 7 to 18 across 30 sports.  The London Youth Games are contested between the 32 London boroughs (as well as the City of London) and take place at venues around the capital all year round, with the focal point being a finals weekend at the National Sports Centre in Crystal Palace.  The finals weekend traditionally takes place on the first weekend in July and they are free and open to all young people living in or going to school in London.  Over 125,000 young Londoners take part in the London Youth Games, making it the largest annual youth sports event in Europe.

1923 Women's World Games: The 1923 Women's Olympiad ( ) was the fourth international event in women's sports, the tournament was held 4 to 7 April 1923 in Monte Carlo, Monaco.  The tournament was formally called ""Les Jeux Athlétiques Féminins à Monté Carlo"".  The games were a runner-up to the 1921 Women's Olympiad and 1922 Women's Olympiad.

Dirkie Chamberlain: Dirkie Chamberlain (born 3 November 1986, Pretoria) is a South African field hockey player.  At the 2012 Summer Olympics she competed with the South Africa women's national field hockey team in the women's tournament.  She has also competed at the 2010 and 2014 Commonwealth Games.

2012 Summer Olympics: The 2012 Summer Olympics, formally the Games of the XXX Olympiad and commonly known as London 2012, was a major international multi-sport event celebrated in the tradition of the Olympic Games, as governed by the International Olympic Committee (IOC).  It took place in London and to a lesser extent across the United Kingdom from 25 July to 12 August 2012.  The first event, the group stage in women's football began on 25 July at the Millennium Stadium in Cardiff, followed by the opening ceremonies on 27 July.  10,768 athletes from 204 National Olympic Committees (NOCs) participated.

1922 Women's Olympiad: The 1922 Women's Olympiad ("Jeux Athlétiques Internationaux Féminins" and "Jeux Olympiques Féminins" ) was the second international women's sports event, a 7-day multi-sport event organised by Alice Milliat and held on 15– 23 April 1922 in Monte Carlo at the International Sporting Club of Monaco.  The tournament was formally called ""Deuxiéme Meeting International d'Éducation Physique Féminine"".

Color Manila Run: Color Manila Run is a sports event series that specialised in concept-type of sporting events.  The company is owned and operated by ColorManila Events, Inc., a for-profit company.  It events started in Metro Manila, Philippines and as its popularity grew, it started mounting provincial events in other parts of the country .  The main goal of the event is to remove the intimidation factor that comes in any mass participation sports event, they have removed timing in all their races, added five to six color stations along the race route- wherein every participant who crosses will be showered with color powder and everyone who are able to finish the race are given a finisher medal and a color packet.  The color packet is part of the celebration activity that happens at the main village wherein everyone will throw their color packets in the air and start to party.

Chinu Xxx: Chinu XXX (born 6 June 1987) is a British freestyle wrestler.  Real name Chinu Chinu he competed for England in the men's freestyle 125 kg event at the 2014 Commonwealth Games where he won a bronze medal.  He was named Chinu XXX at the Glasgow Commonwealth Games when his name was mistakenly obmitted with the XXX characters.  The name later stuck as a comparison to Vin Diesels XXX character in the Hollywood Blockbuster Films.

1921 Women's Olympiad: The 1921 Women's Olympiad ("Olympiades Féminines" and "Jeux Olympiques Féminins" ) was the first international women's sports event, a 5-day multi-sport event organised by Alice Milliat and held on 24–31 March 1921 in Monte Carlo at the International Sporting Club of Monaco.  The tournament was formally called ""1er Meeting International d'Education Physique Féminine de Sports Athlétiques"" It was the first of three Women's Olympiads or "Monte Carlo Games" held annually at the venue, and the forerunner of the quadrennial Women's World Games, organised in 1922–34 by the International Women's Sports Federation founded by Milliat later in 1921.

Supporting paragraphs: Dirkie Chamberlain 2012 Summer Olympics
Answer: 2012 Summer Olympics