Question: Who died earlier, Miriam Nesbitt or Leonid Toptunov?
Sentence (from "Leonid Toptunov"): Leonid Fedorovych Toptunov( 16 August 1960 – 14 May 1986) was a Soviet engineer who was the senior reactor control chief engineer at the Chernobyl Nuclear Power Plant Reactor Unit 4 on the night of the Chernobyl disaster, 26 April 1986.
Relevant evidence: Yes