If the video is not a classroom series, it might be a "Telefor" or government-commissioned campaign video. In 1991, the Flemish government funded many short films regarding:
Often indicates that a previous version of the file had an error (such as out-of-sync audio or a corrupted scene) which has been corrected in this version. sexuele voorlichting 1991 belgiummp4l fixed repack
He opened the file properties. The metadata was sparse, but in the comments field, a line of text that the archivist had preserved from the original digitization read: If the video is not a classroom series,
The specific phrasing in your query suggests you are looking at a file name or a listing from a digital archive or peer-to-peer network: Refers to the country of origin. but in the comments field