To run the virtual machine, you have to do the following:

• Install VirtualBox
• Make sure you have at least 10GB of disk space ready
• Download the Virtual Disk Here. Since the file is >2GB, this might take a while.
• Unzip the file
• Run Virtual Box
• Click "New"
• Name: "CheckMATEVM", OS "Linux Ubuntu 32 bit", Memory >= 1024 MB (Important!)
• "Use existing hard disk" and select the downloaded, unzipped .vdi file
• If creation was successfull, select the machine and hit "start". After a while, you should the the virtual machine's desktop
• The password for the standard account is checkmate (which you might need if the screensaver activates)