1979 Riga Interzonal

                        1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8
 1. Tal            USR  x 1 ½ ½ 1 1 ½ 1 1 1 1 ½ 1 ½ ½ 1 1 1  14 - 3
 2. Polugaevsky    USR  0 x ½ ½ ½ 1 1 1 1 0 ½ 1 ½ 1 ½ ½ 1 1  11½- 5½
 3. Adorjan        HUN  ½ ½ x ½ 0 0 1 ½ 1 1 ½ ½ 1 ½ 1 1 1 ½  11 - 6
 4. Ribli          HUN  ½ ½ ½ x 1 0 0 ½ 1 ½ ½ 1 1 1 ½ ½ 1 1  11 - 6
 5. Gheorghiu      RUM  0 ½ 1 0 x ½ ½ 1 ½ ½ ½ ½ 1 1 1 1 0 1  10½- 6½
 6. Romanishin     USR  0 0 1 1 ½ x 1 0 ½ ½ 1 1 ½ ½ 1 ½ 1 ½  10½- 6½
 7. Larsen         DEN  ½ 0 0 1 ½ 0 x 0 1 ½ ½ 1 ½ 1 1 1 ½ 1  10 - 7
 8. Kuzmin         USR  0 0 ½ ½ 0 1 1 x 1 ½ ½ ½ ½ 1 ½ ½ 0 1   9 - 8
 9. Miles          UK   0 0 0 0 ½ ½ 0 0 x 1 ½ ½ 1 1 1 1 1 1   9 - 8
10. Czeskovsky     USR  0 1 0 ½ ½ ½ ½ ½ 0 x 0 ½ ½ 1 1 1 1 ½   9 - 8
11. Tarjan         USA  0 ½ ½ ½ ½ 0 ½ ½ ½ 1 x 0 1 0 0 1 ½ 1   8 - 9
12. Grunfeld       ISR  ½ 0 ½ 0 ½ 0 0 ½ ½ ½ 1 x 0 1 0 1 ½ 1   7½- 9½
13. Ljubojevic     YUG  0 ½ 0 0 0 ½ ½ ½ 0 ½ 0 1 x ½ 1 ½ 1 0   6½-10½
14. Bouaziz        TUN  ½ 0 ½ 0 0 ½ 0 0 0 0 1 0 ½ x ½ 0 1 1   5½-11½
15. Van Riemsdyck  NET  ½ ½ 0 ½ 0 0 0 ½ 0 0 1 1 0 ½ x ½ ½ 0   5½-11½
16. Mednis         USA  0 ½ 0 ½ 0 ½ 0 ½ 0 0 0 0 ½ 1 ½ x ½ 1   5½-11½
17. Trois          BRA  0 0 0 0 1 0 ½ 1 0 0 ½ ½ 0 0 ½ ½ x ½   5 -12
18. Rodriguez      CUB  0 0 ½ 0 0 ½ 0 0 0 ½ 0 0 1 0 1 0 ½ x   4 -13

  • Players marked in green advanced to the 1980 Candidates.

  • Korchnoi, as the loser of the last World Championship, and Spassky, as the loser of the last Candidates Final, were seeded into the 1980 Candidates.

  • Ribli and Adorjan tied for the 3rd Candidates Spot, and played off in Budapest: 
             1 2 3 4 5 6
Adorjan  0 ½ 0 1 1 ½  3
Ribli    1 ½ 1 0 0 ½  3

    When the playoff ended in a tie, Adorjan advanced to the Candidates, by virtue of having had better Sonnenborn-berger tiebreak points in the Interzonal. 

    

    





1979 Rio de Janeiro Interzonal

                        1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8
 1. Petrosian      USR  x ½ ½ ½ 1 ½ ½ 1 ½ ½ ½ ½ 1 ½ 1 1 ½ 1  11½- 5½
 2. Huebner        BRD  ½ x ½ ½ ½ 1 1 ½ 1 1 0 ½ ½ ½ ½ 1 1 1  11½- 5½
 3. Portisch       HUN  ½ ½ x ½ 1 0 1 1 0 ½ ½ 1 1 1 1 1 1 0  11½- 5½
 4. Timman         NET  ½ ½ ½ x ½ ½ 0 1 1 ½ 1 1 ½ 1 ½ ½ ½ 1  11 - 6
 5. Ivkov          YUG  0 ½ 0 ½ x 1 ½ ½ 1 1 ½ ½ ½ ½ ½ ½ ½ 1   9½- 7½
 6. Sunye          BRA  ½ 0 1 ½ 0 x 1 0 0 ½ 1 1 ½ 1 1 ½ ½ ½   9½- 7½
 7. Balashov       USR  ½ 0 0 1 ½ 0 x 1 ½ ½ ½ ½ ½ ½ 1 ½ ½ 1   9 - 8
 8. Sax            HUN  0 ½ 0 0 ½ 1 0 x 1 ½ ½ 1 0 1 0 1 1 1   9 - 8
 9. Torre          PHI  ½ 0 1 0 0 1 ½ 0 x 0 ½ ½ 1 ½ 1 1 1 ½   9 - 8
10. Shamkovich     USA  ½ 0 ½ ½ 0 ½ ½ ½ 1 x 1 ½ 1 1 0 0 ½ ½   8½- 8½
11. Smejkal        CZE  ½ 1 ½ 0 ½ 0 ½ ½ ½ 0 x ½ 1 0 ½ 1 1 ½   8½- 8½
12. Vaganian       USR  ½ ½ 0 0 ½ 0 ½ 0 ½ ½ ½ x 0 1 1 1 ½ 1   8 - 9
13. Garcia         CUB  0 ½ 0 ½ ½ ½ ½ 1 0 0 0 1 x 1 0 ½ 1 ½   7½- 9½
14. Velimirovic    YUG  ½ ½ 0 0 ½ 0 ½ 0 ½ 0 1 0 0 x 1 1 1 1   7½- 9½
15. Harandi        IRA  0 ½ 0 ½ ½ 0 0 1 0 1 ½ 0 1 0 x 0 ½ 1   6½-10½
16. Bronstein, L.  ARG  0 0 0 ½ ½ ½ ½ 0 0 1 0 0 ½ 0 1 x ½ 1   6 -11
17. Hebert         CAN  ½ 0 0 ½ ½ ½ ½ 0 0 ½ 0 ½ 0 0 ½ ½ x 0   4½-12½
18. Kagan          ISR  0 0 1 0 0 ½ 0 0 ½ ½ ½ 0 ½ 0 0 0 1 x   4½-12½
    Mecking        BRA          ½

  • Players marked in green advanced to the 1980 Candidates.

  • Korchnoi, as the loser of the last World Championship, and Spassky, as the loser of the last Candidates Final, were seeded into the 1980 Candidates.

  • Mecking began the Interzonal, drawing with Ivkov in Round 1, and adjourning in a drawn position against Smejkal in Round 2, before withdrawing due to illness. Since he did not complete half his schedule, his results were not counted.

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