Original: The Prost and Benetton names would disappear from the sport at the end of 2001; Prost folded due to a lack of finances while Benetton was rebranded as Renault after the French manufacturer bought the team outright.
Simplified: At the end of the 2001, the Prost team closed down due to lack of money. The French company Renault purchased the Benetton team.