Start by naming any country that France borders. Then name any country that borders any of those countries. Then keep going until there are no more countries left to name.
I got 191. I can't decide if I should be disappointed that I didn't get 100% (though I haven't read the first book in awhile), or if I should be embarrassed that I have read the Harry Potter series so many times that I know a lot of it from memory.
Was it intentional that you cut off right before the best word?