Idiot that I am, I never even noticed that she was drawing a circle. What I was noticing was the Hamlet crows on the skull and the fact that Waterhouse seems fascinated with birds, mostly pigeons.
Ahhh....the crows/ravens on the back edge of the boiling cauldron bring back memories of the South Korean Olympics Dove Fry opening ceremony.
Kidding aside, nice post. Thank you.
Masterful color palette, and that steam rising up is almost subliminal with the shapes, figures and faces.