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Interzonal chess tournaments were
tournaments organized by the
World Chess Federation FIDE from the 1950s to the 1990s. They were a
stage in the triennial...
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winning the
Candidates tournament. Tal won by a
margin of 4 points. An
interzonal chess tournament was held in Portorož, SR Slovenia, SFR Yugoslavia, in...
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playing on a
single round-robin basis. Additionally, each team pla**** one
interzonal match against its
rival team in the
other zone. In each group, the top...
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Champion by
default on
April 3, 1975. Two 18-player,
single round robin Interzonals were pla**** with the top
three from each
qualifying for the Candidates...
- sources.
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Boris Sp****ky in
Moscow from
April 9 to June 9, 1966.
Petrosian won. An
interzonal tournament was held in
Amsterdam in the
Netherlands in May and June 1964...
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persisted until the
World Chess Championship 2006. For the
first time, the
Interzonal was held as a
Swiss system tournament in
Manila in June and July 1990...
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chess moves.
Three Interzonal tournaments were held. The top two
finishers in each qualified. Zoltán
Ribli won the Las
Palmas Interzonal ahead of 61-year-old...
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Stockholm Interzonal by a 2½-point margin,
going undefeated, with 17½/22 (+13−0=9). He was the
first non-Soviet
player to win an
Interzonal since FIDE...
- L****n won by 3–1 over
Donner at The
Hague 1958 to
qualify for his
first Interzonal, at Portorož 1958. L****n
could score only 8½/20 for 16th place, and was...
