The game is actually Google Chrome portable for Windows downloaded from the following page:
I have downloaded the following version:
GoogleChromePortable64_97.0.4692.99_online.paf.exe
If you want to know why I have to use Google Chrome for Windows instead of Google Chrome for Linux, see the following post:
After starting Lutris without “sudo”, when I click on “Play” to launch Chrome, I will see the following error message:
Is it possible to launch Chrome without “sudo”?