CHESS#1243
India had an arduous championship similar to the Soviet Union, though the field was much weaker
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premium
The Soviet Union had the most arduous of domestic championships. Players placing high in sundry “national” championships (of Georgia, Latvia, Russia, Armenia, et cetera) played semi-finals. Qualifiers from the semis played a 20-player round robin, with several world champions. Anybody who made the final league was at the least, a credible Candidate.