"yamil" is a known tag for a specific uploader/encoder who frequently shares content on file-sharing forums and torrent sites. Important Note on Safety

.rar (a compressed archive). Large 4K files are often split into smaller "parts" (part01, part02, etc.) to make them easier to upload and download.

If you are having trouble extracting it, make sure you have the latest version of or 7-Zip installed.