The file you're referencing, Chandni -1989- 480p.mkv, typically refers to a digital copy of the landmark Bollywood film
(1989) is credited with ending the "violent era" of Bollywood and bringing back the musical romance. The Story & Performances Chandni -1989- 480p.mkv Filmyfly.Com
File Specifics (from the query)
Format: .mkv (Matroska Video), which supports multiple audio tracks and subtitles. The file you're referencing, Chandni -1989- 480p