Legitimate sources for user-uploaded subtitles include:
This is an interesting angle! Since your request is a bit broad, I’ve interpreted it as an analysis of the in the context of the 2019 film The Accidental Prime Minister . The Accidental Prime Minister Subtitles
If you are streaming on Amazon Prime or Netflix (where available), the built-in subtitles are perfectly timed. Use an SRT only for downloaded or offline copies. The Accidental Prime Minister Subtitles