Question: Child 44 is loosely based on the case of the killer who confessed to how many murders?
Sentence (from "Andrei Chikatilo"): Andrei Romanovich Chikatilo (Russian: Андрей Романович Чикатило , Ukrainian: Андрій Романович Чикатило ; 16 October 1936 – 14 February 1994) was a Soviet serial killer, nicknamed the Butcher of Rostov, the Red Ripper, and the Rostov Ripper, who committed the sexual assault, murder, and mutilation of at least 52 women and children between 1978 and 1990 in the Russian SFSR, the Ukrainian SSR and the Uzbek SSR.
Relevant evidence: No