: You want to know the source or content of a file with this specific naming convention (likely related to a TV show or broadcast from January 25th).
: You are looking for a PROPER report (a technical explanation of why a previous release was flawed) for a specific media file named "bb-480p-hd-25-jan-mkv". bb-480p-hd-25-jan-mkv
: Likely indicates the source material was High Definition, even if the output is 480p. 25-jan : The air date or release date (January 25th). mkv : The file container (Matroska Video). What is a "PROPER" Report? : You want to know the source or