Context: Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands. It is the world's sixth-largest country by total area. The neighbouring countries are Papua New Guinea, Indonesia and East Timor to the north; the Solomon Islands and Vanuatu to the north-east; and New Zealand to the south-east. Australia's capital is Canberra, and its largest urban area is Sydney., Sydney is the state capital of New South Wales and the most populous city in Australia and Oceania. Located on Australia's east coast, the metropolis surrounds the world's largest natural harbour, and sprawls towards the Blue Mountains to the west. Residents of Sydney are known as "Sydneysiders". Sydney is the second official seat and second official residence of the Governor-General of Australia and the Prime Minister of Australia and many federal ministries maintain substantial presences in Sydney., Melbourne is the capital and most populous city of the Australian state of Victoria, and the second-most populous city in Australia. The name "Melbourne" refers to an urban agglomeration spanning which comprises the broader metropolitan area, as well as being the common name for its city centre. The metropolis is located on the large natural bay of Port Phillip and expands into the hinterlands towards the Dandenong and Macedon mountain ranges, Mornington Peninsula and Yarra Valley. Melbourne consists of 31 municipalities. It has a population of 4,529,500 , and its inhabitants are called Melburnians., Puerto Rico, (Spanish for "Rich Port") officially the Commonwealth of Puerto Rico ("Free Associated State of Puerto Rico") and briefly called Porto Rico, is an unincorporated territory of the United States located in the northeast Caribbean Sea., The Southern Hemisphere is the half sphere of Earth which is south of the equator. It contains all or parts of five continents (Antarctica, Australia, about 90% of South America, the southern third of Africa, and several southern islands off the continental mainland of Asia), four oceans (Indian, South Atlantic, Southern, and South Pacific) and most of the Pacific Islands in Oceania. Its surface is 80.9% water, compared with 60.7% water in the case of the Northern Hemisphere, and it contains 32.7% of Earth's land., Jorge L. Richardson Osorio (born February 11, 1976) is a retired male track and field athlete, who competed in the sprints events during his career. He competed for his native country at the 2000 Summer Olympics, where he was eliminated in the first round of the men's 4x100 metres relay, alongside Osvaldo Nieves, Rogelio Pizarro and Félix Omar Fernández. Richardson ran the third leg in the race., Rogelio Manuel Pizarro Domenech ( born August 23 , 1979 ) is a retired male track and field athlete , who competed in the sprints events during his career . He represented his native country at the 2000 Summer Olympics , where he was eliminated in the first round of the men 's 4x100 metres relay , alongside Jorge Richardson , Osvaldo Nieves and Félix Omar Fernández . Pizarro ran the second leg in the heat 4 race ., The 2000 Summer Olympic Games, officially known as the Games of the XXVII Olympiad and commonly known as Sydney 2000 or the Millennium Olympic Games/Games of the New Millennium, were an international multi-sport event which was held between 15 September and 1 October 2000 in Sydney, New South Wales, Australia. It was the second time that the Summer Olympics were held in Australia, and also the Southern Hemisphere, the first being in Melbourne, Victoria, in 1956., Osvaldo Nieves Morales (born March 20, 1980) is a retired male track and field athlete, who competed in the sprints events during his career. He competed for his native country Puerto Rico at the 2000 Summer Olympics, where he was eliminated in the first round of the men's 4x100 metres relay, alongside Jorge Richardson, Rogelio Pizarro and Félix Omar Fernández. Nieves ran the first leg in the race., New South Wales (abbreviated as NSW) is a state on the east coast of :Australia. It borders Queensland to the north, Victoria to the south, and South Australia to the west. It has a coast line with the Tasman Sea on its east side. The Australian Capital Territory is an enclave within the state. New South Wales' state capital is Sydney, which is also Australia's most populous city. , the estimated population of New South Wales was 7.5 million, making it Australia's most populous state. Just under two-thirds of the state's population, 4.67 million, live in the Greater Sydney area. Inhabitants of New South Wales are referred to as "New South Welshmen"., Félix Omar Fernández Rodríguez (born July 22, 1976) is a retired male track and field athlete. He competed in the sprints events during his career. He competed for Puerto Rico at the 2000 Summer Olympics, where he was eliminated in the first round of the men's 4x100 metres relay, alongside Osvaldo Nieves, Rogelio Pizarro and Jorge Richardson. Fernández ran the fourth and last leg., Subject: rogelio pizarro, Relation: country_of_citizenship, Options: (A) australia (B) earth (C) guinea (D) indonesia (E) new south wales (F) new zealand (G) puerto rico (H) south australia (I) vanuatu
Output: puerto rico