We said: Union SG 1-1 Ajax
While both sides are improving, neither score bucket loads of goals, so a tight contest could unfold across the two legs.
An away draw would set Ajax up as favourites to progress after next week's return, and they should be able to keep in-form Union at arm's length.
Read more.Data Analysis
Our analysis of all available data, including recent performances and player stats up until an hour before kickoff, suggested the most likely outcome of this match was a Ajax win with a probability of 44.74%. A win for Union SG had a probability of 30.4% and a draw had a probability of 24.9%.
The most likely scoreline for an Ajax win was 0-1 with a probability of 9.41%. The next most likely scorelines for that outcome were 1-2 (9.18%) and 0-2 (7.36%). The likeliest Union SG win was 1-0 (7.5%), while for a drawn scoreline it was 1-1 (11.72%). The actual scoreline of 0-2 was predicted with a 7.4% likelihood. Our data analysis correctly predicted that Ajax would win this match.