Game |
| Result | Moves |
Year | Event/Locale | Opening |
51. R Cardoso vs A Lacalle |
| ½-½ | 35 | 1971 | 11th Costa del Sol | D02 Queen's Pawn Game |
52. R Cardoso vs B Huguet |
| 0-1 | 42 | 1971 | 11th Costa del Sol | E12 Queen's Indian |
53. A Medina Garcia vs R Cardoso |
| 1-0 | 29 | 1971 | 11th Costa del Sol | C89 Ruy Lopez, Marshall |
54. R Cardoso vs Ljubojevic |
| 0-1 | 31 | 1971 | 11th Costa del Sol | B03 Alekhine's Defense |
55. Benko vs R Cardoso |
| 1-0 | 42 | 1971 | 11th Costa del Sol | D35 Queen's Gambit Declined |
56. F Visier Segovia vs R Cardoso |
| ½-½ | 40 | 1971 | 11th Costa del Sol | A35 English, Symmetrical |
57. R Cardoso vs V Ciocaltea |
| 0-1 | 30 | 1971 | 11th Costa del Sol | E91 King's Indian |
58. K Rogoff vs R Cardoso |
| 1-0 | 25 | 1971 | 11th Costa del Sol | C96 Ruy Lopez, Closed |
59. R Cardoso vs Quinteros |
| ½-½ | 28 | 1971 | 11th Costa del Sol | B32 Sicilian |
60. V Kozlovskaya vs R Cardoso |
| 1-0 | 32 | 1971 | Ohrid Interzonal (Women) | D30 Queen's Gambit Declined |
61. T Zatulovskaya vs R Cardoso |
| 1-0 | 27 | 1971 | Ohrid Interzonal (Women) | C77 Ruy Lopez |
62. N Alexandria vs R Cardoso |
| 1-0 | 25 | 1971 | Ohrid Interzonal (Women) | C77 Ruy Lopez |
63. R Cardoso vs E Fatalibekova |
| 0-1 | 40 | 1971 | Ohrid Interzonal (Women) | B01 Scandinavian |
64. M Lazarevic vs R Cardoso |
| 1-0 | 64 | 1971 | Ohrid Interzonal (Women) | A06 Reti Opening |
65. R Cardoso vs R Zuk |
 | 0-1 | 44 | 1971 | Canadian Open | B94 Sicilian, Najdorf |
66. R Cardoso vs Ivkov |
 | 1-0 | 56 | 1973 | Madonna di Campiglio | C07 French, Tarrasch |
67. R Cardoso vs R Cosulich |
| 1-0 | 78 | 1973 | Madonna di Campiglio | B32 Sicilian |
68. R Cardoso vs Jansa |
| 0-1 | 43 | 1973 | Madonna di Campiglio | B46 Sicilian, Taimanov Variation |
69. R Cardoso vs C Micheli |
| 0-1 | 46 | 1973 | Madonna di Campiglio | B84 Sicilian, Scheveningen |
70. R Cardoso vs E Torre |
| ½-½ | 24 | 1973 | Madonna di Campiglio | B08 Pirc, Classical |
71. Forintos vs R Cardoso |
| ½-½ | 53 | 1973 | Madonna di Campiglio | E38 Nimzo-Indian, Classical, 4...c5 |
72. Lengyel vs R Cardoso |
| ½-½ | 39 | 1973 | Madonna di Campiglio | D74 Neo-Grunfeld, 6.cd Nxd5, 7.O-O |
73. A Matanovic vs R Cardoso |
| ½-½ | 26 | 1973 | Madonna di Campiglio | B92 Sicilian, Najdorf, Opocensky Variation |
74. S Tatai vs R Cardoso |
| 1-0 | 46 | 1973 | Madonna di Campiglio | A70 Benoni, Classical with 7.Nf3 |
75. B Toth vs R Cardoso |
| 1-0 | 37 | 1973 | Madonna di Campiglio | D35 Queen's Gambit Declined |