https://www.mediafire.com/file/67b70...is-GR2.7z/file
For a full understanding of the files you can read here.
https://forum.xentax.com/viewtopic.php?f=16&t=22277
The link to download I posted includes the python script and such so no need to download from the linked forum.
You'll see that a way to
not load some meshes has been requested by someone.