I don't know if the Kata Description has been updated since you made this comment but right now the Description looks very clear to me with an abundance of examples.

Marking this as resolved for approval.

Personally I'm having issues accessing the data. I've tried console.log(fn); and it doesn't return anything ... am I missing something?

I think for clarity there should be a section that clearly outlines how to access the given data to avoid having to log. Blind pigs can find an occasional truffel, but it helps to know they grow in an oak forest ... give us an oak forest :P