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🏆 Amsterdam IBM (1970)

  PARTICIPANTS (sorted by highest achieved rating; click on name to see player's games)
Dragoljub Janosevic, Boris Spassky, Lev Polugaevsky, Efim Geller, Vlastimil Hort, Svetozar Gligoric, Wolfgang Uhlmann, Istvan Csom, Hans Ree, Jan Hein Donner, Georgi Tringov, Kick Langeweg, Dragoljub Ciric, Rob Hartoch, Eddie Scholl, Alexander Jongsma

Chessgames.com Chess Event Description
Amsterdam IBM (1970)

Amsterdam, the Netherlands, 14 July - 1 August 1970

               Age  1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6  Pts
————————————————————————————————————————————————————————
 =1 Polugaevsky 35  • ½ 1 1 ½ 1 ½ 1 ½ 1 1 ½ ½ ½ 1 1  11½
 =1 Spassky     33  ½ • ½ ½ ½ ½ ½ 1 1 1 ½ 1 1 1 1 1  11½
  3 Uhlmann     35  0 ½ • 1 ½ 1 1 ½ ½ ½ ½ 1 1 1 ½ 1  10½
  4 Geller      45  0 ½ 0 • ½ ½ ½ 1 1 ½ ½ 1 1 1 1 1  10
 =5 Hort        26  ½ ½ ½ ½ • 0 ½ ½ 1 1 ½ ½ ½ ½ ½ 1   8½
 =5 Gligoric    47  0 ½ 0 ½ 1 • ½ 1 ½ ½ ½ ½ ½ 1 1 ½   8½
 =7 Tringov     33  ½ ½ 0 ½ ½ ½ • 1 ½ ½ ½ ½ ½ ½ ½ ½   7½
 =7 Janosevic   47  0 0 ½ 0 ½ 0 0 • ½ ½ 1 1 1 ½ 1 1   7½
  9 Ciric       34  ½ 0 ½ 0 0 ½ ½ ½ • ½ ½ ½ ½ 1 ½ 1   7
 10 Donner      43  0 0 ½ ½ 0 ½ ½ ½ ½ • 0 ½ ½ 1 1 ½   6½
 11 Scholl      25  0 ½ ½ ½ ½ ½ ½ 0 ½ 1 • 0 ½ 0 ½ ½   6
=12 Csom        30  ½ 0 0 0 ½ ½ ½ 0 ½ ½ 1 • ½ ½ 0 ½   5½
=12 Hartoch     23  ½ 0 0 0 ½ ½ ½ 0 ½ ½ ½ ½ • ½ ½ ½   5½
=14 Langeweg    33  ½ 0 0 0 ½ 0 ½ ½ 0 0 1 ½ ½ • ½ ½   5
=14 Ree         25  0 0 ½ 0 ½ 0 ½ 0 ½ 0 ½ 1 ½ ½ • ½   5
 16 Jongsma     32  0 0 0 0 0 ½ ½ 0 0 ½ ½ ½ ½ ½ ½ •   4
————————————————————————————————————————————————————————
This 10th tournament sponsored by IBM had fifteen rounds in 19 days, starting on Tuesday 14 July. Rest days 19, 23, 26 & 31 July (last round games A Jongsma vs G Tringov, 1970 and Uhlmann vs D Ciric, 1970 were played one day in advance). Chief arbiter: Constant Orbaan. Polugaevsky and world champion Spassky shared 1st with 11.5/15.

Photo (Spassky vs Polugaevsky): https://upload.wikimedia.org/wikipe...
Photo (Geller vs Uhlmann): https://upload.wikimedia.org/wikipe...

Sources
Dutchbase (https://maxeuwe.nl/files-dutchbase/...)
Eric Delaire website (https://web.archive.org/web/2008042...)
Skakbladet, 9/1970, pp. 198-200 (https://danbase.skak.dk/skakbladet/...)
Tidskrift för Schack, 7/1970, p. 212 (https://tfsarkiv.schack.se/pdf/1970...)
Shakhmatny Bulletin, 11/1970, pp. 305-308 (https://publ.lib.ru/ARCHIVES/SH/''S... )
Chess Life & Review, 12/1970, pp. 675-677 (https://uscf1-nyc1.aodhosting.com/C...)
Magyar Sakkélet, 9/1970, pp. 165-167 (https://adt.arcanum.com/en/view/Sak...)
Dutch newspapers (available at https://www.delpher.nl/nl/kranten)

Previous: Amsterdam IBM (1969). Next: Amsterdam IBM (1971). See also Amsterdam IBM-B (1970)

 page 1 of 5; games 1-25 of 120  PGN Download
Game  ResultMoves YearEvent/LocaleOpening
1. Geller vs Hort  ½-½421970Amsterdam IBMB07 Pirc
2. R Hartoch vs Polugaevsky ½-½361970Amsterdam IBMA15 English
3. Spassky vs Gligoric  ½-½451970Amsterdam IBMC93 Ruy Lopez, Closed, Smyslov Defense
4. G Tringov vs E Scholl  ½-½331970Amsterdam IBMC98 Ruy Lopez, Closed, Chigorin
5. D Ciric vs H Ree  ½-½231970Amsterdam IBMC96 Ruy Lopez, Closed
6. Janosevic vs Uhlmann  ½-½141970Amsterdam IBMC09 French, Tarrasch, Open Variation, Main line
7. J H Donner vs A Jongsma  ½-½631970Amsterdam IBMD44 Queen's Gambit Declined Semi-Slav
8. K Langeweg vs Csom  ½-½171970Amsterdam IBMA04 Reti Opening
9. Polugaevsky vs Geller 1-0391970Amsterdam IBME73 King's Indian
10. H Ree vs Hort  ½-½241970Amsterdam IBMB07 Pirc
11. A Jongsma vs Spassky 0-1201970Amsterdam IBMB80 Sicilian, Scheveningen
12. Uhlmann vs G Tringov  1-0321970Amsterdam IBMD34 Queen's Gambit Declined, Tarrasch
13. Gligoric vs K Langeweg 1-0421970Amsterdam IBME94 King's Indian, Orthodox
14. Csom vs R Hartoch  ½-½211970Amsterdam IBMB22 Sicilian, Alapin
15. D Ciric vs Janosevic  ½-½151970Amsterdam IBMB47 Sicilian, Taimanov (Bastrikov) Variation
16. E Scholl vs J H Donner  1-0311970Amsterdam IBMB99 Sicilian, Najdorf, 7...Be7 Main line
17. Geller vs Csom  1-0581970Amsterdam IBMB06 Robatsch
18. Hort vs Polugaevsky  ½-½171970Amsterdam IBMA14 English
19. Spassky vs E Scholl ½-½441970Amsterdam IBMC98 Ruy Lopez, Closed, Chigorin
20. G Tringov vs D Ciric  ½-½141970Amsterdam IBMC85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD)
21. R Hartoch vs Gligoric  ½-½181970Amsterdam IBME73 King's Indian
22. K Langeweg vs A Jongsma  ½-½131970Amsterdam IBMB27 Sicilian
23. J H Donner vs Uhlmann  ½-½141970Amsterdam IBMD79 Neo-Grunfeld, 6.O-O, Main line
24. Janosevic vs H Ree  1-0421970Amsterdam IBMC96 Ruy Lopez, Closed
25. Gligoric vs Geller  ½-½141970Amsterdam IBME92 King's Indian
 page 1 of 5; games 1-25 of 120  PGN Download
  REFINE SEARCH:   White wins (1-0) | Black wins (0-1) | Draws (1/2-1/2)  

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