We said: Chesterfield 2-4 Portsmouth
In what could be a thriller between two of the most in-form teams in English football, Portsmouth's class and higher-level experience may just get them over the line.
Chesterfield have been near-faultless in the National League though, and they will be tricky customers for Mousinho's side, despite being two divisions below their upcoming opponents.
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 Portsmouth win with a probability of 47.84%. A win for Chesterfield had a probability of 27.83% and a draw had a probability of 24.3%.
The most likely scoreline for a Portsmouth win was 0-1 with a probability of 9.55%. The next most likely scorelines for that outcome were 1-2 (9.45%) and 0-2 (7.87%). The likeliest Chesterfield win was 1-0 (6.95%), while for a drawn scoreline it was 1-1 (11.45%). The actual scoreline of 1-0 was predicted with a 7% likelihood.