| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. R Calapso vs Zivkovic |
| 0-1 | 39 | 1966 | City of Venice Team Cup | B32 Sicilian |
| 27. R Calapso vs W Karrer |
| ½-½ | 34 | 1966 | City of Venice Team Cup | C77 Ruy Lopez |
| 28. A Magrin vs R Calapso |
| ½-½ | 20 | 1966 | City of Venice Team Cup | A41 Queen's Pawn Game (with ...d6) |
| 29. R Meyer vs R Calapso |
| 0-1 | 37 | 1966 | City of Venice Team Cup | A41 Queen's Pawn Game (with ...d6) |
| 30. R Calapso vs S Nikolic |
| 0-1 | 44 | 1966 | City of Venice Team Cup | B45 Sicilian, Taimanov |
| 31. F Palmiotto vs R Calapso |
| ½-½ | 61 | 1967 | Italian Championship | A41 Queen's Pawn Game (with ...d6) |
| 32. R Calapso vs E Paoli |
| 0-1 | 63 | 1967 | Italian Championship | B30 Sicilian |
| 33. G Cappello vs R Calapso |
| 0-1 | 38 | 1967 | Italian Championship | A41 Queen's Pawn Game (with ...d6) |
| 34. R Calapso vs S Tatai |
| 0-1 | 63 | 1967 | Italian Championship | A07 King's Indian Attack |
| 35. A Zichichi vs R Calapso |
| 0-1 | 64 | 1967 | Italian Championship | B06 Robatsch |
| 36. R Calapso vs E Romani |
| ½-½ | 19 | 1967 | Italian Championship | A07 King's Indian Attack |
| 37. A Magrin vs R Calapso |
| ½-½ | 53 | 1967 | Italian Championship | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 38. R Calapso vs S Perich |
| 1-0 | 37 | 1967 | Italian Championship | B40 Sicilian |
| 39. R Bacchelli vs R Calapso |
 | ½-½ | 54 | 1967 | Italian Championship | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 40. R Calapso vs C Dell'Accio |
| 1-0 | 35 | 1967 | Italian Championship | B06 Robatsch |
| 41. R Schiesari vs R Calapso |
| ½-½ | 70 | 1967 | Italian Championship | B08 Pirc, Classical |
| 42. Pachman vs R Calapso |
| 1-0 | 34 | 1967 | Venice | E21 Nimzo-Indian, Three Knights |
| 43. J Kupper vs R Calapso |
| 1-0 | 41 | 1967 | Venice | B07 Pirc |
| 44. R Calapso vs S Zinser |
| ½-½ | 75 | 1967 | Venice | B42 Sicilian, Kan |
| 45. R Calapso vs A Magrin |
| ½-½ | 43 | 1967 | Venice | A07 King's Indian Attack |
| 46. Evans vs R Calapso |
| 1-0 | 41 | 1967 | Venice | B07 Pirc |
| 47. Robatsch vs R Calapso |
| 1-0 | 40 | 1967 | Venice | B07 Pirc |
| 48. R Calapso vs Janosevic |
| 1-0 | 39 | 1967 | Venice | B40 Sicilian |
| 49. E Canal vs R Calapso |
| ½-½ | 42 | 1967 | Venice | A07 King's Indian Attack |
| 50. S Tatai vs R Calapso |
| 1-0 | 40 | 1967 | Venice | B06 Robatsch |
Kibitzing
