This is great! I love the simplicity of it. I was hoping that since it didn't require Javascript, it would work in the Emacs Web Browser (EWW). Sadly, it doesn'

This is great! I love the simplicity of it. I was hoping that since it didn't require Javascript, it would work in the Emacs Web Browser (EWW). Sadly, it doesn't render the grid properly. Another niggle, when I moved my pawn to its last rank, it auto-promoted to a Queen rather than prompt me.