The Microsoft page is somewhere in that bluesky thread, but the image has been removed already. Here's an article that has a copy of the image: PC Gamer

I'd say that it isn't the original ran through the machine, but an "original" work that just so happens to take 90% from this one source image. Probably because graphs aren't like dogs where they're all subtly different and you can take properties from ten dogs and recombine them into a new valid dog. Once the neural net commits to a certain graph it will finish that exact graph.