Many did not even participate, so they don't get any certificate. So its a perfectly good thing to give a participation certificate to those who are willing to

Many did not even participate, so they don't get any certificate. So its a perfectly good thing to give a participation certificate to those who are willing to join the game. Everyone gets a participatory certificate and one person ended up becoming a winner. I don't think the winner knew upfront before the race that he would be the winner.