The "long piece" you are likely looking for is the used to match subtitles with that specific movie release.
YTS.AM (most common match for this naming convention) 💡 Quick Tips for Subtitles subtitle Ghost.in.the.Shell.2017.720p.BluRay.x2...
Many players (like VLC or MPC-HC) can search for this exact string automatically via built-in plugins like VLSub. The "long piece" you are likely looking for
The full filename for that specific version is: Ghost.in.the.Shell.2017.720p.BluRay.x264-[YTS.AM].srt 🔍 Key Release Details 2017 Resolution: 720p Format: BluRay x264 subtitle Ghost.in.the.Shell.2017.720p.BluRay.x2...