ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 "MIDV-912-engsub Convert01-58-56 Minutes.mkv"
Open the file in VLC. Press Ctrl + H to see if subtitles are embedded. If not, look for a separate .srt file with MIDV-912 in the name. MIDV-912-engsub Convert01-58-56 Min-