sport mat hoffman
Mat Hoffman ( born January 9 , 1972 ) is an American BMX rider considered one of the best vert ramp riders in the history of the ___MASK74___ . He is nicknamed `` The Condor '' and runs the BMX Freestyle brand Hoffman BMX Bikes based out of Oklahoma City , OK . Freestyle BMX is ___MASK88___ stunt riding on BMX bikes . It is an extreme sport descended from BMX racing that consists of five disciplines : street , park , vert , trails , and flatland . BMX , an abbreviation for ___MASK88___ , is a cycle sport performed on BMX bikes , either in competitive BMX racing or freestyle BMX , or else in general on - or off - road recreation . BMX began when young cyclists appropriated motocross tracks for fun , racing and stunts , eventually evolving specialized BMX bikes and competitions . A vert ramp is a form of half - pipe used in extreme sports such as vert skating , vert ___MASK12___ and vert BMX . Oklahoma ( Cherokee : " Asgaya gigageyi " /   ; or transliterated from English as  (" òàlàhoma "), Pawnee : " Uukuhuúwa ", Cayuga : " Gahnawiyogeh ") is a state located in the South Central United States . Oklahoma is the 20th - most extensive and the 28th - most populous of the 50 United States . The state ' s name is derived from the Choctaw words " okla " and " humma ", meaning " red people ". It is also known informally by its nickname , " The Sooner State ", in reference to the non - Native settlers who staked their claims on the choicest pieces of land before the official opening date , and the Indian Appropriations Act of 1889 , which opened the door for white settlement in America ' s Indian Territory . The name was settled upon statehood , Oklahoma Territory and Indian Territory were merged and Indian was dropped from the name . On November 16 , 1907 , Oklahoma became the 46th state to enter the union . Its residents are known as " Oklahomans ", or informally " Okies ", and its capital and largest city is Oklahoma City . Vert ___MASK12___ is the act of riding a skateboard on a skate ramp or other incline and involves the skateboarder transitioning from the horizontal plane to the vertical plane in order to perform ___MASK12___ tricks . A BMX bike is an off - road ___MASK74___ bicycle used for racing and stunt riding . BMX means ___MASK88___ . A county seat is an administrative center , seat of government , or capital city of a county or civil parish . The term is used in the United States , Canada , Romania , China and Taiwan . In the ___MASK81___ and Ireland , county towns have a similar function . Cycle ___MASK74___ is competitive physical activity using bicycles . There are several categories of bicycle racing including ___MASK59___ , time trialling , cyclo - cross , mountain bike racing , track ___MASK79___ , BMX , and cycle speedway . Non - racing ___MASK79___ sports include artistic ___MASK79___ , cycle polo , freestyle BMX and mountain bike trials . The Union Cycliste Internationale ( UCI ) is the world governing body for ___MASK79___ and international competitive ___MASK79___ events . The International Human Powered Vehicle Association is the governing body for human - powered vehicles that imposes far fewer restrictions on their design than does the UCI . The ___MASK24___ Cycling Association is the governing body for many ultra - distance ___MASK79___ races . The Choctaw ( In the Choctaw language , Chahta ) are Native American people originally from the Southeastern United States ( modern - day Mississippi , Florida , Alabama , and Louisiana ). The Choctaw language belongs to the Muskogean language family group . The Choctaw are descendants of the peoples of the Hopewell and Mississippian cultures , who lived throughout the east of the Mississippi River valley and its tributaries . About 1 , 700 years ago , the Hopewell people built Nanih Waiya , a great earthwork mound , which is still considered sacred by the Choctaw . The early ___MASK51___ explorers of the mid - 16th century encountered Mississippian - culture villages and chiefs . The anthropologist John Swanton suggested that the Choctaw derived their name from an early leader . Henry Halbert , a historian , suggests that their name is derived from the Choctaw phrase " Hacha hatak " ( river people ). 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 631 , 346 as of July 2015 . As of 2015 , the Oklahoma City metropolitan area had a population of 1 , 358 , 452 , 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 . BMX racing is a type of off - ___MASK59___ . The format of BMX was derived from motocross racing . BMX bicycle races are sprint races on purpose - built off - road single - lap race tracks . The track usually consists of a starting gate for up to eight racers , a groomed , serpentine , dirt race course made of various jumps and rollers and a finish line . The course is usually flat , about wide and has large banked corners that help the riders maintain speed . The sport of BMX racing is facilitated by a number of regional and international sanctioning bodies . They provide rules for sanctioning the conduct of the flying , specify age group and skill - level classifications among the racers , and maintain some kind of points - accumulation system over the racing season . The sport is very family oriented and largely participant - driven , with riders ranging in age from 2 to 70 , and over . Professional ranks exist for both men and women , where the age ranges from 18 to 40 years old . ___MASK58___ is a form of off - road ___MASK67___ held on enclosed off - road circuits . The ___MASK74___ evolved from motorcycle trials competitions held in the United Kingdom . A half - pipe is a structure used in gravity extreme sports such as ___MASK78___ , ___MASK12___ , ___MASK30___ , freestyle BMX , and skating . The structure resembles a cross section of a swimming pool , essentially two concave ramps ( or quarter - pipes ), topped by copings and decks , facing each other across a flat transition , also known as a " tranny ". Originally half - pipes were half sections of a large diameter pipe . Since the 1980s , half - pipes contain an extended " flat bottom " between the quarter - pipes ; the original style half - pipes are no longer built . Flat ground provides time to regain balance after landing and more time to prepare for the next trick .