Short answers, pulled from the story.
The Belgium national football team played their first official match on the 1st of May 1904 against France at the Stade du Vivier d'Oie in Uccle. This match ended in a draw and left the Évence Coppée Trophy unclaimed.
Romelu Lukaku is the highest-scoring player for the Belgium national football team with 89 goals. He holds this record according to available statistics from the script text.
Throughout most of their tournament matches in the 1970s, 1980s and 1990s, the Belgium national football team played in a 4, 4, 2 formation. Earlier formations included the 2, 3, 5 pyramid in the 1930s and the 3, 2, 5 WM arrangement in 1954.
The Netherlands has won more official matches against the Belgium national football team with 57 victories compared to 41 Belgian wins. The overall balance favors the Netherlands in the Low Countries derby which includes 129 official matches.
The Belgium national football team received the nickname Red Devils in 1906 because of their red jerseys. This name has persisted through various kit changes including satin shirts in 1904-05 and all-white combinations in the 1970s.