4712-br720p-subs-ksanthiesgomenoi.mp4 -

: This means the video includes subtitles , which are likely hardcoded or included as a separate track within the file.

: This is the standard file extension for a MPEG-4 video container, which is compatible with almost all modern devices. 4712-BR720p-SUBS-KSANTHIESGOMENOI.mp4

: This indicates the source and quality. "BR" stands for Blu-ray , and " 720p " refers to a High Definition resolution of 1280x720 pixels. : This means the video includes subtitles ,

In short, the file is a