paragraph_text: Antioch is a ghost town in Sheridan County, Nebraska, United States. Located approximately 15 miles east of Alliance on Nebraska Highway 2, the town was once nicknamed "the potash capital of Nebraska." The town took its name from Antioch, Ohio.

paragraph_text: Grey District in the West Coast Region of New Zealand is a municipality that covers Greymouth, Runanga, Blackball, Cobden and settlements along the Grey River. It has a land area of . The seat of the Grey District Council, the local government authority that administers the district, is at Greymouth, where 27% of the district's population live.

paragraph_text: Rocklea is a large suburb of Brisbane, the state capital of Queensland, Australia. The suburb is located 9 kilometres south of the city. The west of the suburb is bordered by the Oxley Creek. The suburb's name is derived from the Rocky Waterholes in the area.

paragraph_text: Mare Crisium (the "Sea of Crises") is a lunar mare located in the Moon's Crisium basin, just northeast of Mare Tranquillitatis. The basin is of the Pre-Imbrian period, 4.55 to 3.85 billion years ago.

paragraph_text: The Oparara Basin is a basin drained by the Oparara River at north of Karamea, at the West Coast Region of the South Island of New Zealand. With its large natural rock arches, a network of caves rich in fossils, and a beautiful, unspoiled natural environment typical of temperate rainforests, it is one of the most striking places of the Kahurangi National Park. The Oparara Basin is also famous for its unique remains in paleozoology and for being the sole habitat of several plant and animal species.

paragraph_text: The Gudgenby River, a perennial river that is part of the Murrumbidgee catchment within the Murray-Darling basin, is located in the Australian Capital Territory, Australia.

paragraph_text: Odin Planitia is a large basin on Mercury located in the Tolstoj quadrangle at 23.3° N, 171.6° W. It was named after the Norse god Odin in 1976 by the IAU. A large volcanic dome 7 km in diameter and 1.4 km high is situated near the center of Odin.

paragraph_text: After Republic of Texas Vice President Mirabeau B. Lamar visited the area during a buffalo - hunting expedition between 1837 and 1838, he proposed that the republic's capital, then located in Houston, be relocated to an area situated on the north bank of the Colorado River near the present - day Ann W. Richards Congress Avenue Bridge in what is now central Austin. In 1839, the site was officially chosen as the seventh and final location for the capital of the Republic of Texas. It was incorporated under the name ``Waterloo ''. Shortly thereafter, the name was changed to Austin in honor of Stephen F. Austin, the`` Father of Texas'' and the republic's first secretary of state.

paragraph_text: Alberta Basin is a sedimentary basin located on the eastern side of the Rocky Mountains in western Canada. It extends from British Columbia through Alberta and Saskatchewan into Manitoba.

paragraph_text: MacCabe Corner is the name given to the south-west corner of the state of New South Wales, Australia. It is located west of the town of Wentworth, New South Wales, on a bend of the Murray River. MacCabe Corner is named for Francis MacCabe, a surveyor who did considerable work exploring and mapping New South Wales, in particular the rivers of the Murray-Darling basin.

paragraph_text: Abbe is a lunar impact crater that is located in the southern hemisphere on the far side of the Moon. It is located just to the south of the crater Hess, and lies to the east of the large walled basin Poincaré. It is named after the German physicist Ernst Abbe.

paragraph_text: Baker is an unincorporated community and census-designated place in White Pine County, Nevada, United States. It is located east of the main entrance of Great Basin National Park at the junction of State Routes 487 and 488. The town is named after an early settler, George W. Baker. Its population at the 2010 census was 68.

paragraph_text: Ngaraard is the eighth state of the Republic of Palau, and was originally named Kerradel. Ngaraard is located on the northern tip of Babeldaob directly adjacent to Ngarchelong state. There are five hamlets in Ngaraard, including Choll, Elab, Ngebuked, Ngkeklau and the state capital, Ulimang, located on the eastern shore of the state. Previously, the capital of Ngaraard was the village of Ngebuked, where the traditional leader of the state, Maderangebuked, lived and reigned. There is a saying in Ngaraard, A rengud a dokngei, meaning "everyone works together as one in spirit and in the heart."

paragraph_text: Piracanjuba is a municipality in southeastern Goiás state, Brazil. It is a big producer of orchids, milk products, and soybeans. "Piracanjuba is also the name of a fish (Brycon orbignyanus) common to the waters of the Plata River basin."

paragraph_text: Orroral River, a perennial stream of the Murrumbidgee catchment within the Murray-Darling basin, is located in the Australian Capital Territory, Australia.

paragraph_text: Budh Planitia is a large basin on Mercury located at 22.0° N, 150.9° W. It lies to the east of Odin Planitia. It falls within the Tolstoj quadrangle. It is named after the Hindu word for Mercury, Budha.

paragraph_text: Deer Creek is a census-designated place in Gila County in the state of Arizona. Deer Creek is located almost directly between the community of Tonto Basin and the town of Payson near Arizona State Route 87. The population as of the 2010 U.S. Census was 216.

paragraph_text: Louisville is a city in Jefferson County, Georgia, United States. It is a former state capital of Georgia and is the county seat of Jefferson County. It is located southwest of Augusta on the Ogeechee River, and its population was 2,493 at the 2010 census, down from 2,712 at the 2000 census. The name is of French origin, but is pronounced "Lewis-ville" by locals.

paragraph_text: Tacotalpa is a small town in the southern Mexican state of Tabasco, the seat of the municipality of the same name. The city is located about 100 miles south of the coast of the Gulf of Mexico, and about 50 kilometers from the state capital Villahermosa, near the border with the state of Chiapas. Tacotalpa is located near the Usumacinta River. In 2010, the population of the town consisted of 8,071 inhabitants.

paragraph_text: Lake Humboldt or Humboldt Lake is an endorheic basin lake in northern Churchill County and southern Pershing County in the state of Nevada in the United States. The lake has the name of Alexander von Humboldt, a German natural scientist.

Question: What is the capital of the state where Oparara Basin is located?
Answer: Greymouth