By Ultan Corcoran[@UltanCorcoran](https://www.twitter.com/UltanCorcoran)
The analysis on outcome probably for the reaching the final and winning the tournament is in for Bayern, Arsenal, PSG & Atlético Madrid.
Photo: Lars Baron/Getty Images.
The Opta supercomputer has analyzed the chances of winning the Champions League for the four semi-finalists, with one side given the tag of narrow favourites.
Analysis began after the conclusion of the quarter-finals, with Arsenal, Atlético Madrid, Bayern Munich, and Paris Saint-Germain still in contention for European glory.
The results came back with Arsenal having the best chance of winning the overall competition, giving Mikel Arteta's team has a 36.75 percent probability of winning the tournament.
Bayern Munich rank second in the contenders race, with the supercomputer giving the Bavarian side a 34.61 percent probability of winning the Champions League.
Bayern's semi-final opponents Paris St-Germain were dealt a probability of defending their crown at 19.35 percent. While Atlético Madrid in fourth stand a less than 10 percent chance.
As for the semi-finals alone, London side Arsenal are clear favorites against Atlético, with a 73.40 percent chance of reaching the final compared to 26.60 percent for the Spaniards.
In the second semi-final, German giants Bayern has the better chance of advancing. The model gives Bayern a 61.28 percent probability of reaching the final over PSG's 38.72 percent.