His game is played in two phases - first you can make any number of bets. Then, you activate the game and see if you have chosen the right horse!
On the left side of the main screen, you will see that 6 horses will participate in their most recent game history match, which can be expressed by the number of points they have earned. Now it can make you bet. You can make the following bets by clicking on the five tabs above the track: