HP MoR: the original Quirrel killed his parents

Created by gwern on 2012-04-07; known on 2016-01-01

• gwern estimated 25% on 2012-04-07
• Anubhav estimated 20% on 2012-04-10
• Oscar_Cunningham estimated 10% on 2012-04-20
• Sarokrae estimated 15% on 2012-04-29
• JoshuaZ estimated 5% on 2012-04-29
• gwern changed the deadline from “on 2015-01-01” on 2015-01-01