Launch date: 15 April 1957 
Description of the game:
- number lottery 6 out of 49;
- drawing of winning numbers of 1 and 2 draw is organized two times per week on Wednesday and Sunday;
- 6 winning numbers are drawn and one additional number out of total 49 numbers;
- the gross wager is a multiple of accepted bets and a price for one bet;
- the bet price of a wager for both 1 and 2 draws ( double bet) is SKK 20;
- the prize pool is 50% of the gross wager of given game for particular betting period. It is divided with equal ratio for prize pool for 1 and 2 draw;
- the prize pool is divided into winning sums for particular winning categories as follows:
Category
|
Number of matches |
Distribution of prize pool |
| I. |
6 |
32% of prize money |
| II. |
5 + 1 |
6% of prize money |
| III. |
5 |
9% of prize money |
| IV. |
4 |
13% of prize money |
| V. |
3 |
40% of prize money |
JACKPOT – shifting of accumulated funds, allocated for the winning category I, into the betting period when the prize in the winning category I is reached.