A Four-Fold Accumulator is one bet made up of four selections in different events. If they all win, so do you. But if any of the selections lose, your bet does too.
The three Russian founders of 1xBet, Roman Semiokhin, Sergey Karshkov and Dmitry Kazorin, are all from the city of Brjansk, some 370 kilometres west of Moscow, although all three currently live in Cyprus.