Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. I Ryc vs K Honfi |
| 0-1 | 72 | 1968 | Kislovodsk | B27 Sicilian |
27. I Ryc vs A Khasin |
| ½-½ | 73 | 1968 | Kislovodsk | B09 Pirc, Austrian Attack |
28. Gufeld vs I Ryc |
| 1-0 | 54 | 1968 | Kislovodsk | B05 Alekhine's Defense, Modern |
29. I Ryc vs S Nikolic |
| 1-0 | 50 | 1968 | Kislovodsk | B03 Alekhine's Defense |
30. Vasiukov vs I Ryc |
| 1-0 | 28 | 1968 | Kislovodsk | C67 Ruy Lopez |
31. I Ryc vs Simagin |
| ½-½ | 65 | 1968 | Kislovodsk | B56 Sicilian |
32. Shamkovich vs I Ryc |
 | 1-0 | 36 | 1968 | Kislovodsk | E92 King's Indian |
33. Bronstein vs I Ryc |
 | 1-0 | 35 | 1968 | Kislovodsk | B31 Sicilian, Rossolimo Variation |
34. G Garcia Gonzalez vs I Ryc |
| 0-1 | 73 | 1969 | World Student Team Championship qual-4 | B07 Pirc |
35. I Ryc vs F Thornally |
| 1-0 | 31 | 1969 | World Student Team Championship Final-A | B08 Pirc, Classical |
36. G Botterill vs I Ryc |
| 1-0 | 34 | 1969 | World Student Team Championship Final-A | E80 King's Indian, Samisch Variation |
37. I Ryc vs S Pedersen |
| ½-½ | 41 | 1969 | World Student Team Championship Final-A | B32 Sicilian |
38. Kupreichik vs I Ryc |
| 1-0 | 41 | 1969 | World Student Team Championship Final-A | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
39. E Mozes vs I Ryc |
| 1-0 | 43 | 1969 | World Student Team Championship Final-A | A00 Uncommon Opening |
40. I Ryc vs G Pollak |
| ½-½ | 55 | 1969 | World Student Team Championship Final-A | C93 Ruy Lopez, Closed, Smyslov Defense |
41. I Ryc vs A Babev |
| ½-½ | 42 | 1969 | World Student Team Championship Final-A | B49 Sicilian, Taimanov Variation |
42. G Lorenz vs I Ryc |
| ½-½ | 40 | 1969 | World Student Team Championship Final-A | B09 Pirc, Austrian Attack |
43. J Ambroz vs I Ryc |
| ½-½ | 47 | 1973 | CZE-ch 7374 | A04 Reti Opening |
44. I Ryc vs F Blatny |
| 1-0 | 43 | 1973 | CZE-ch 7374 | C28 Vienna Game |
45. I Ryc vs I Nowak |
| ½-½ | 32 | 1976 | Olexa Memorial 1976/77 | C09 French, Tarrasch, Open Variation, Main line |
46. J Florian vs I Ryc |
| ½-½ | 23 | 1976 | Olexa Memorial 1976/77 | C82 Ruy Lopez, Open |
47. M Kislov vs I Ryc |
| 0-1 | 73 | 1976 | Olexa Memorial 1976/77 | C28 Vienna Game |
48. J Lastovicka vs I Ryc |
| 0-1 | 49 | 1976 | Olexa Memorial 1976/77 | A49 King's Indian, Fianchetto without c4 |
49. M Mozny vs I Ryc |
| 0-1 | 62 | 1976 | Olexa Memorial 1976/77 | A45 Queen's Pawn Game |
50. I Ryc vs W Heinig |
| ½-½ | 18 | 1976 | Olexa Memorial 1976/77 | B14 Caro-Kann, Panov-Botvinnik Attack |