bxl-forever
Waow, thanks for the research!!!
I added everything.

1) Actiris
https://www.openstreetmap.org/node/9375836888

2) MLS
https://www.openstreetmap.org/node/9375911551

3) PES
https://www.openstreetmap.org/node/9375911551

4) JST
https://www.openstreetmap.org/node/9375911549

5) SAE
https://www.openstreetmap.org/node/9375911548

6) EPN 1030
https://www.openstreetmap.org/node/9375911547

+entrance, basketball pitch and more.

Rendering can take a few hours before everything is visible at every zoom level.