Q:Information:  - Darren Niel Lange ( born 5 August 1971 ) is a former freestyle swimming champion from Australia . As a 15 - year - old boy from regional Toowoomba , Darren dreamed of swimming for his country at the Olympics Games . Darren competed ion the Australian Olympic trials on three occasions to qualify for an Australian Team but fell short . In 1991 he qualified for the World Championship Team . Darren went on to represent Australia on eleven national teams including the 1992 Barcelona Olympics . Two years later Darren achieved gold and silver medals at the 1994 Commonwealth Games in Victoria , Canada . While still competing internationally during 1994 , Darren began a business career and founded the Darren Lange Swimming Academy , now one of southeast Queensland 's largest swim schools . In 1998 after being out of the water for two years , Darren refocused his goals on making it back onto the Australian Swim Team and was selected to represent Australia at the European World Cup series as well as the Short Course World Championships . Darren then went on to win a silver medal at the Sheffield World Cup and place 6th in the World Championships in the 50 - metre freestyle in a personal best time of 22.12 seconds . On 23 June 2000 , Lange was awarded the Australian Sports Medal . The Australian Sports Medal commemorates the efforts of those who have achieved in Australian sport . With the goal of performing on the world swimming stage now achieved , Darren turned his attention back to his business career with the purchase of Bird Pool Services in 2006 , now rebranded Lange Pool and Spa . /  - The Commonwealth Games (known as the British Empire Games from 19301950, the British Empire and Commonwealth Games from 19541966, and British Commonwealth Games from 19701974) is an international, multi-sport event involving athletes from the Commonwealth of Nations. The event was first held in 1930, and, with the exception of 1942 and 1946, which were cancelled due to World War II, has taken place every four years since then.  - A multi-sport event is an organized sports event, often held over multiple days, featuring competition in many different sports between organized teams of athletes from (mostly) nation states. The first major, modern, multi-sport event of international significance is the modern Olympic Games.  - Freestyle is a category of swimming competition, defined by the rules of the International Swimming Federation (FINA), in which competitors are subject to only limited restrictions on their swimming stroke, affording the swimmer great freedom in style. Freestyle races are the most common of all swimming competitions, with distances reaching 1500m (1650 yards). The stroke used almost universally in freestyle races is the front crawl, as this style is generally the fastest. For this reason, the term "freestyle" is sometimes incorrectly used as a synonym for "front crawl" when in fact it means one is mostly free to choose a style.  - The British Empire comprised the dominions, colonies, protectorates, mandates and other territories ruled or administered by the United Kingdom and its predecessor states. It originated with the overseas possessions and trading posts established by England between the late 16th and early 18th centuries. At its height, it was the largest empire in history and, for over a century, was the foremost global power. By 1913, the British Empire held sway over 412 million people, % of the world population at the time, and by 1920, it covered , % of the Earth's total land area. As a result, its political, legal, linguistic and cultural legacy is widespread. At the peak of its power, the phrase "the empire on which the sun never sets" was often used to describe the British Empire, because its expanse around the globe meant that the sun was always shining on at least one of its territories.  - The Commonwealth of Nations (formerly the British Commonwealth), also known as simply The Commonwealth, is an intergovernmental organisation of 52 member states that were mostly territories of the former British Empire. The Commonwealth operates by intergovernmental consensus of the member states, organised through the Commonwealth Secretariat and non-governmental organisations, organised through the Commonwealth Foundation.    Given the information, choose the subject and object entities that have the relation of 'occupation'.
A:
darren lange , swimmer