: The name of the website or "release group" that distributed or encoded this specific file.
The string appears to be a standardized filename for a digital video file, likely a television episode or movie. These filenames use specific codes to describe the video's quality and source: Filename Breakdown shw.316.720p.wb.x265.yourserie.com.mkv
: The video codec (HEVC) used to compress the file. It is designed to provide high quality at a significantly smaller file size compared to the older x264 standard. : The name of the website or "release