PL (Typically indicates the file includes Polish subtitles or a Polish voice-over/dub) Film Synopsis One Fine Morning - BBC Four
Based on the file naming convention, here is a technical and cinematic report: Title: Un Beau Matin (2022) Un.Beau.Matin.2022.PL.WEB-DL.x264-K83.mkv
K83 (The group responsible for encoding and releasing this specific file) PL (Typically indicates the file includes Polish subtitles