It is the sport of Association football (soccer).
Soccer is one such sport.
There are two periods played in a whole game of college basketball. Both periods are 20 minutes long. But with timeouts and fouls called during the game, the game goes on longer.
I think it would be football (or soccer), based on the description you gave. The 45 minutes is half-time and the yellow card is a penalty (two cards and you're out if the game), while the red card is a ticket out if the game.
20 minutes i know its the right answer
the most famous was cricket though baseball was gaining gradual popularity during the period.
Minutes played during the game.