With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Formula One vehicles have radically evolved.
text_B: Formula One -LRB- also Formula 1 or F1 and officially the FIA Formula One World Championship -RRB- is the highest class of single-seat auto racing that is sanctioned by the Federation Internationale de l'Automobile -LRB- FIA -RRB- .. single-seat. single-seater. auto racing. auto racing. Federation Internationale de l'Automobile. Federation Internationale de l'Automobile. The FIA Formula One World Championship has been the premier form of racing since the inaugural season in 1950 , although other Formula One races were regularly held until 1983 .. 1950 Formula One season. The `` formula '' , designated in the name , refers to a set of rules , to which all participants ' cars must conform .. formula. Formula racing. a set of rules. Formula One regulations. The F1 season consists of a series of races , known as Grands Prix -LRB- from French , meaning grand prizes -RRB- , held worldwide on purpose-built F1 circuits and public roads .. F1 circuits. List of Formula One circuits. The results of each race are evaluated using a points system to determine two annual World Championships , one for drivers , one for constructors .. points system. List of Formula One World Championship points scoring systems. one for drivers. List of Formula One World Drivers' Champions. one for constructors. List of Formula One World Constructors' Champions. The racing drivers are required to be holders of valid Super Licences , the highest class of racing licence issued by the FIA .. The races are required to be held on tracks graded 1 -LRB- formerly A -RRB- , the highest grade a track can receive by the FIA .. Most events are held in rural locations on purpose-built tracks , but there are several events in city centres throughout the world , with the Monaco Grand Prix being the most famous example .. Monaco Grand Prix. Monaco Grand Prix. Formula One cars are the fastest road course racing cars in the world , owing to very high cornering speeds achieved through the generation of large amounts of aerodynamic downforce .. road course. road course. downforce. downforce. Formula One cars race at speeds of up to approximately 375 km / h with engines currently limited in performance to a maximum of 15,000 rpm .. rpm. revolutions per minute. The cars are capable of lateral acceleration in excess of six g in corners .. g-force. The performance of the cars is very dependent on electronicsalthough traction control and other driving aids have been banned since 2008and on aerodynamics , suspension , and tyres .. traction control. traction control. aerodynamics. aerodynamics. suspension. Suspension ( vehicle ). tyres. Tire. The formula has radically evolved and changed through the history of the sport .. formula. Formula racing. While Europe is the sport 's traditional base , and hosts about half of each year 's races , the sport 's scope has expanded significantly and an increasing number of Grands Prix are held on other continents .. F1 had a total global television audience of 425 million people during the course of the 2014 season .. Grand Prix racing began in 1906 and became the most popular type internationally in the second half of the twentieth century .. The Formula One Group is the legal holder of the commercial rights .. Formula One Group. Formula One Group. With the cost of designing and building mid-tier cars being of the order of $ 120 million , Formula One 's economic effect and creation of jobs are significant , and its financial and political battles are widely reported .. Its high profile and popularity have created a major merchandising environment , which has resulted in great investments from sponsors and budgets in the hundreds of millions for the constructors .. Since 2000 the sport 's spiralling expenditures and the distribution of prize money favouring established top teams have forced complaints from smaller teams and led several teams to bankruptcy .. On 8 September 2016 it was announced that Liberty Media Corp. had agreed to buy Delta Topco , the company that controls Formula One , from private equity firm CVC Capital Partners for $ 4.4 billion in cash , stock and convertible debt .. CVC Capital Partners. CVC Capital Partners. On 23 January 2017 it was confirmed that Liberty Media had completed its $ 8 billion acquisition of Delta Topco .
related.