Suggestion: grab the betting odds from Betfair and use those to derive the percentage chances. You'll be piggybacking off of the work done by people and compani

Suggestion: grab the betting odds from Betfair and use those to derive the percentage chances. You'll be piggybacking off of the work done by people and companies who do this for a living and are good at what they do! Alternatively, if you think that you can do better, then there's no need to enter the competition, as your insights would make you more money through gambling :)