This suggests the files were packaged and shared by an unofficial group or individual rather than a standard "Scene" release group.
Typically, when you see a file named like Evil.West.v1.0.5-P2P.part05.rar , it indicates the following: Evil.West.v1.0.5-P2P.part05.rar
If you are trying to install the game, ensure you have downloaded every numbered part of the set. Once they are all in one place, right-click the first part to extract the full contents. This suggests the files were packaged and shared
It looks like you are referencing a specific part of a file distribution for the game Evil West . Evil.West.v1.0.5-P2P.part05.rar