: Open only Part 1 using a program like WinRAR , 7-Zip , or The Unarchiver . The software will automatically pull data from the other parts to reconstruct the original files.
: Essential theoretical positions and conversion methods. ChessBase SDVL.part1.rar
Because this is a multi-part RAR archive, you cannot "develop" or access the full content using only Part 1. You must have all subsequent parts (Part 2, Part 3, etc.) in the same folder to successfully extract the data. How to process this file : Open only Part 1 using a program