Chess on Your Mind?

Flickr gave me a warning about this image being outside of 'safe search', even though I had the option turned off. It's creepier than most chess images, but I don't see anything otherwise objectionable about it.

Chess king by `adnrey © Flickr user cuirjean under Creative Commons.

The watermark points to DeviantArt.com ('deviously serving the art and skin community'). More weirdness here: Popular deviations submitted in all of time for chess.