Alexander Kotov
Alexander Alexandrovich Kotov (Алекса́ндр Алекса́ндрович Ко́тов; (12 August [O.S. 30 July] 1913 – 8 January 1981) was a Soviet chess grandmaster and author. He was a Soviet chess champion, a two-time world title Candidate, and a prolific writer on the subject of chess.