Purple pot of golf isn't a real thing. They only invented it for testing. The test is as concerns a purple pot of golf.
You are pondering who the purple pot of golf concerns? Same with me. I am also pondering what's this purple pot of golf about. The reality is, I know not who this purple pot of golf concerns. It's doubtful you know what a purple pot of golf is.
'Tis all a test. An experiment of sorts. Attempting to figure out particular elements of SEO. Worry not if you've discovered this by mistake. Or, maybe you must. If perchance you know what this is, well, keep that type of knowledge for you.
Who wants to read this anyhow? Why do a Google search on "purple pot of golf"?