Douglas Griffin on X: FIDE Candidates Tournament, Amsterdam 1956. The mayor with Boris Spassky; Vasily Smyslov looks on. (Source: #chess / X

Douglas Griffin on X: Tallinn, 1976. Vasily Smyslov, Iivo Nei, Boris Spassky & Mikhail Tal are seen analysing the late Paul Keres' game v. László Szabó from the Hungary v. USSR match

Douglas Griffin on X: FIDE Candidates Tournament, Amsterdam 1956. The mayor with Boris Spassky; Vasily Smyslov looks on. (Source: #chess / X

Douglas Griffin on X: At the drawing of lots for the 1956 FIDE Candidates' tourmament in Amsterdam: David Bronstein, Paul Keres, Efim Geller, Tigran Petrosian, Vassily Smyslov and Boris Spassky. (Photo source

Douglas Griffin on X: Winners at the 1964 Amsterdam Interzonal: left to right, Bent Larsen, Mikhail Tal, Vasily Smyslov & Boris Spassky, together with Folke Rogard, president of FIDE. (Photo credit: R.