Boris Spassky - Wikipedia
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World Chess Championship 1969 - Wikipedia
Boris Spassky - Wikipedia
Bobby Fischer, Troubled Genius of Chess, Dies at 64 - The New York
The chess games of Boris Spassky
Bent Larsen's checkmating attacks
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Why Is Your King Hanging? Boris Spassky vs Bobby Fischer. 1992
File:Boris Spasski 3.jpg - Wikipedia
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The chess games of Iivo Nei
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