Question: What is the birth year of the designer and entrepenuer who secured the rights to distribute the video game that was released on June 6, 1984 and programmed by Alexey Pajitnov?
Sentence (from "Tetris"): It was released on June 6, 1984, while he was working for the Dorodnitsyn Computing Centre of the Academy of Science of the USSR in Moscow.
Relevant evidence: Yes