[HPMOR, Ch. 114] The true solution relies on Partial Transfiguration

Created by dain on 2015-03-02; known on 2015-03-03; judged right by iwakun on 2015-03-03.

• dain estimated 80% on 2015-03-02
• Chri estimated 25% on 2015-03-02
• iwakun estimated 60% on 2015-03-03
• iwakun   judged this prediction right on 2015-03-03.