: Indicates it is a Nintendo Submission Package ( NSP ) file for the Nintendo Switch.
: Refers to the original uploader or the website "Ziperto," which is a known source for Switch game ROMs and updates. POKLGEV-_RF_-NSWTCH-NSP-ZIPERTO.part2.rar
To use this file, you generally need to download every part of the set and use a program like WinRAR or 7-Zip to extract "Part 1," which will automatically pull the data from the subsequent parts to create the playable game file. : Indicates it is a Nintendo Submission Package
: This is the second part of a split RAR archive. You will need all other parts (e.g., part1.rar, part3.rar, etc.) in the same folder to successfully extract the full NSP file. : This is the second part of a split RAR archive
This file name appears to be a segment of a multi-part compressed archive related to a Nintendo Switch game (indicated by "NSWTCH-NSP"). Based on the naming convention, : Likely stands for Pokémon: Let's Go, Eevee! .