The screenshot you're asking for will be indistinguishable from any GNOME desktop screenshot you find on GNOME's website. Before giving advice it would be worth understanding the subject matter. It's a new OS, not a new desktop shell.
the desktops on chimera are standard (gnome/kde/xfce and a variety of compositors and window managers available for installation)
A Linux distribution meant for desktop use as opposed to server use.