: A .part1.rar file is a multi-part RAR archive. You generally need all subsequent parts (e.g., .part2.rar , .part3.rar ) in the same folder to successfully extract the contents using software like WinRAR or 7-Zip .
Based on the naming convention, here is what this text indicates:
: High Rise Climb (likely an indie game or simulation).
: 0.92a, which suggests it is an early alpha or beta build. Platform : PC (Windows).