Talk:"The Great Princess Wars"/@comment-146.115.110.47-20140301000505/@comment-121.7.189.195-20140301134017

If I may make some broad assumptions, I'd tentatively say you need 10. It's a pretty common number  (10) to quote, and I'm backed by several sources, though probably not more than ten. If you do a search, you will see that the number 10 appears several times in the wiki article.