How can I participate in a tourney? What are the rules?

To participate in the tourney you need to enter Main Lobby and tap the "Tourney" button.
Here are the rules of the tourneys:
- they start every hour;
- you need 10.000 chips to bet;
- tourney consists of 3 matches. You can rematch each one of them for 5 coins.
- the summed up results of the 3 best games will go into the final score.

Note, that you can't choose the room in this game mode.