: Indicates that the file has subtitles included, either "hardcoded" into the video or "soft-coded" as a selectable track within the MP4 container. THEASSISTANT : This is the title of the film.
Given the title in the filename, this file most likely contains the 2019 drama , directed by Kitty Green. 13740-BR720p-SUBS-THEASSISTANT.mp4
Based on the components of the name, here is what each section indicates: : Indicates that the file has subtitles included,
: Short for Blu-ray . This tells you the source of the video was a retail Blu-ray disc, rather than a theater recording or a television broadcast. 720p : Refers to the High Definition (HD) resolution of Based on the components of the name, here
: This is likely an internal database ID or a catalog number. For example, some Romanian film registries use "13740" as an identifier for specific titles (like the film Sacrifice ), or it may refer to a specific release group’s internal numbering system.