Question: How many square miles is the city where the women's world series is played?

full_context: Document 1: Women's College World Series: The Women's College World Series (WCWS) is the final portion of the NCAA Division I Softball Championship for college softball in the United States. The tournament format consists of two four - team double - elimination brackets. The winners of each bracket then compete in a best - of - three series to determine the Division I WCWS National Champion. The WCWS takes place at ASA Hall of Fame Stadium in Oklahoma City. From 1969 to 1981, the women's collegiate softball championship was also known as the Women's College World Series and was promoted as such. During 1969 -- 1979, the series was played in Omaha, and in 1980 -- 1982 in Norman, Oklahoma. The NCAA held its first six Division I tournaments in Omaha in 1982 -- 1987, followed by Sunnyvale, California in 1988 -- 1989. The event has been held in Oklahoma City every year since then, except for 1996 in Columbus, Georgia.
Document 2: Houston: According to the United States Census Bureau, the city has a total area of 656.3 square miles (1,700 km2); this comprises 634.0 square miles (1,642 km2) of land and 22.3 square miles (58 km2) of water. The Piney Woods is north of Houston. Most of Houston is located on the gulf coastal plain, and its vegetation is classified as temperate grassland and forest. Much of the city was built on forested land, marshes, swamp, or prairie which resembles the Deep South, and are all still visible in surrounding areas. Flatness of the local terrain, when combined with urban sprawl, has made flooding a recurring problem for the city. Downtown stands about 50 feet (15 m) above sea level, and the highest point in far northwest Houston is about 125 feet (38 m) in elevation. The city once relied on groundwater for its needs, but land subsidence forced the city to turn to ground-level water sources such as Lake Houston, Lake Conroe and Lake Livingston. The city owns surface water rights for 1.20 billion gallons of water a day in addition to 150 million gallons a day worth of groundwater.
Document 3: 2016 NCAA Division I Softball Tournament: The 2016 NCAA Division I Softball Tournament was held from May 20 through June 8, 2016 as the final part of the 2016 NCAA Division I softball season. The 64 NCAA Division I college softball teams were to be selected out of an eligible 293 teams on May 15, 2016. Thirty - two teams were awarded an automatic bid as champions of their conference, and thirty - two teams were selected at - large by the NCAA Division I softball selection committee. The tournament culminated with eight teams playing in the 2016 Women's College World Series at ASA Hall of Fame Stadium in Oklahoma City in which the Oklahoma Sooners were crowned the champions.
Document 4: Oklahoma: Oklahoma is the 20th largest state in the United States, covering an area of 69,898 square miles (181,035 km2), with 68,667 square miles (177847 km2) of land and 1,281 square miles (3,188 km2) of water. It is one of six states on the Frontier Strip and lies partly in the Great Plains near the geographical center of the 48 contiguous states. It is bounded on the east by Arkansas and Missouri, on the north by Kansas, on the northwest by Colorado, on the far west by New Mexico, and on the south and near-west by Texas.
Document 5: 2017 NCAA Division I Women's Basketball Tournament: The 2017 NCAA Women's Division I Basketball Tournament was played from Friday, March 17 to Sunday, April 2, 2017, with the Final Four played at the American Airlines Center in Dallas, Texas on March 31 and April 2. This was the first time that the women's Final Four was played in Dallas and the first time since 2002 that the Final Four games were played on Friday and Sunday, rather than Sunday and Tuesday. South Carolina defeated Mississippi State to win the championship.
Document 6: 2016 NCAA Division I Women's Basketball Tournament: The 2016 NCAA Women's Division I Basketball Tournament was played between March and April 2016, with the Final Four played April 3 & 5. The regional locations were four neutral sites: Bridgeport, Connecticut, Dallas, Lexington, Kentucky, and Sioux Falls, South Dakota. The Final Four was played at Bankers Life Fieldhouse in Indianapolis. This was the third time that Indianapolis hosted a Women's Final Four Basketball tournament; the prior times were in 2005 and 2011. Connecticut won their fourth consecutive national championship, defeating Syracuse 82 -- 51.
Document 7: Oklahoma City: Oklahoma City is the annual host of the Big 12 Baseball Tournament, the World Cup of Softball, and the annual NCAA Women's College World Series. The city has held the 2005 NCAA Men's Basketball First and Second round and hosted the Big 12 Men's and Women's Basketball Tournaments in 2007 and 2009. The major universities in the area – University of Oklahoma, Oklahoma City University, and Oklahoma State University – often schedule major basketball games and other sporting events at Chesapeake Energy Arena and Chickasaw Bricktown Ballpark, although most home games are played at their campus stadiums.
Document 8: College World Series: The College World Series (CWS) is an annual June baseball tournament held in Omaha, Nebraska. The CWS is the culmination of the National Collegiate Athletic Association (NCAA) Division I Baseball Championship tournament -- featuring 64 teams in the first round -- which determines the NCAA Division I college baseball champion. The eight participating teams are split into two, four - team, double - elimination brackets, with the winners of each bracket playing in a best - of - three championship series.
Document 9: Oklahoma City: According to the United States Census Bureau, the city has a total area of 620.34 square miles (1,606.7 km2), of which, 601.11 square miles (1,556.9 km2) of it is land and 19.23 square miles (49.8 km2) of it is water. The total area is 3.09 percent water.
Document 10: Oklahoma City: Oklahoma City is the capital and largest city of the state of Oklahoma. The county seat of Oklahoma County, the city ranks 27th among United States cities in population. The population grew following the 2010 Census, with the population estimated to have increased to 620,602 as of July 2014. As of 2014, the Oklahoma City metropolitan area had a population of 1,322,429, and the Oklahoma City-Shawnee Combined Statistical Area had a population of 1,459,758 (Chamber of Commerce) residents, making it Oklahoma's largest metropolitan area. Oklahoma City's city limits extend into Canadian, Cleveland, and Pottawatomie counties, though much of those areas outside of the core Oklahoma County area are suburban or rural (watershed). The city ranks as the eighth-largest city in the United States by land area (including consolidated city-counties; it is the largest city in the United States by land area whose government is not consolidated with that of a county or borough).
Document 11: 2017 NCAA Division I Women's Basketball Tournament: The 2017 NCAA Women's Division I Basketball Tournament was played from Friday, March 17 to Sunday, April 2, 2017, with the Final Four played at the American Airlines Center in Dallas, Texas on March 31 and April 2. This was the first time the women's Final Four was played in Dallas and the first time since 2002 that the Final Four games were played on Friday and Sunday, rather than Sunday and Tuesday. South Carolina defeated Mississippi State to win the championship.
Document 12: Oklahoma City: Oklahoma City is the principal city of the eight-county Oklahoma City Metropolitan Statistical Area in Central Oklahoma and is the state's largest urbanized area. Based on population rank, the metropolitan area was the 42nd largest in the nation as of 2012.
Document 13: 2017 NCAA Division I Softball Tournament: The 2017 NCAA Division I Softball Tournament is being held from May 18 through June 7, 2017 as the final part of the 2017 NCAA Division I softball season. The 64 participating NCAA Division I college softball teams were selected out of an eligible 293 teams on May 14, 2017. Thirty - two teams were awarded automatic bids as champions of their conferences, and the remaining 32 were selected at - large by the NCAA Division I softball selection committee. The tournament culminates with eight teams playing in the 2017 Women's College World Series at ASA Hall of Fame Stadium in Oklahoma City. Oklahoma would repeat as National Champions, defeating Florida in 2 games.
Document 14: Oklahoma City: As of the 2010 census, there were 579,999 people, 230,233 households, and 144,120 families residing in the city. The population density was 956.4 inhabitants per square mile (321.9/km²). There were 256,930 housing units at an average density of 375.9 per square mile (145.1/km²).
Document 15: Oklahoma: Oklahoma had 598 incorporated places in 2010, including four cities over 100,000 in population and 43 over 10,000. Two of the fifty largest cities in the United States are located in Oklahoma, Oklahoma City and Tulsa, and 65 percent of Oklahomans live within their metropolitan areas, or spheres of economic and social influence defined by the United States Census Bureau as a metropolitan statistical area. Oklahoma City, the state's capital and largest city, had the largest metropolitan area in the state in 2010, with 1,252,987 people, and the metropolitan area of Tulsa had 937,478 residents. Between 2000 and 2010, the cities that led the state in population growth were Blanchard (172.4%), Elgin (78.2%), Jenks (77.0%), Piedmont (56.7%), Bixby (56.6%), and Owasso (56.3%).
ground_truth: 620.34 square miles
sub_queries: where is the womens college world series being played Answer: Oklahoma City
How many square miles is Oklahoma City ? Answer: 620.34 square miles