| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. O Bazan vs L Chemes |
| 1-0 | 27 | 1959 | Argentine Championship | E93 King's Indian, Petrosian System |
| 27. J Emma vs L Chemes |
| 0-1 | 54 | 1959 | Argentine Championship | C21 Center Game |
| 28. L Chemes vs J Saadi |
| 1-0 | 41 | 1959 | Argentine Championship | E67 King's Indian, Fianchetto |
| 29. L Marini vs L Chemes |
| 1-0 | 33 | 1959 | Argentine Championship | A16 English |
| 30. L Chemes vs V Fenoglio |
| 0-1 | 35 | 1959 | Argentine Championship | D02 Queen's Pawn Game |
| 31. B Wexler vs L Chemes |
| 1-0 | 53 | 1959 | Argentine Championship | A07 King's Indian Attack |
| 32. L Chemes vs R Espinosa |
| 0-1 | 45 | 1959 | Argentine Championship | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 33. L Chemes vs A Foguelman |
| ½-½ | 47 | 1959 | Argentine Championship | B13 Caro-Kann, Exchange |
| 34. C Dominguez vs L Chemes |
| 1-0 | 40 | 1959 | Argentine Championship | C84 Ruy Lopez, Closed |
| 35. L Chemes vs R Farah |
| ½-½ | 41 | 1959 | Argentine Championship | B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4 |
| 36. J Pelikan vs L Chemes |
| 1-0 | 31 | 1959 | Argentine Championship | A02 Bird's Opening |
| 37. L Chemes vs L Piazzini |
| 0-1 | 44 | 1959 | Argentine Championship | D52 Queen's Gambit Declined |
| 38. O Visconti vs L Chemes |
| 1-0 | 25 | 1959 | Argentine Championship | B73 Sicilian, Dragon, Classical |
| 39. L Chemes vs C Incutto |
| 0-1 | 52 | 1959 | Argentine Championship | B32 Sicilian |
| 40. L Chemes vs A Foguelman |
| 0-1 | 17 | 1961 | ARG-ch | B95 Sicilian, Najdorf, 6...e6 |
| 41. L Chemes vs O Bazan |
| 0-1 | 40 | 1961 | ARG-ch | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 42. J Pelikan vs L Chemes |
| 1-0 | 31 | 1966 | Argentine Championship | C65 Ruy Lopez, Berlin Defense |
| 43. Quinteros vs L Chemes |
| 1-0 | 26 | 1966 | Argentine Championship | D37 Queen's Gambit Declined |
| 44. L Chemes vs O Bazan |
| ½-½ | 42 | 1966 | Argentine Championship | A56 Benoni Defense |
| 45. L Chemes vs L Bronstein |
| 0-1 | 32 | 1966 | Argentine Championship | A07 King's Indian Attack |
| 46. E Figueroa vs L Chemes |
| 1-0 | 30 | 1966 | Argentine Championship | A00 Uncommon Opening |
| 47. L Chemes vs J M Garcia |
| 0-1 | 51 | 1966 | Argentine Championship | A88 Dutch, Leningrad, Main Variation with c6 |
| 48. M Pugach vs L Chemes |
| 1-0 | 32 | 1966 | Argentine Championship | A18 English, Mikenas-Carls |
| 49. L Chemes vs H Garcia |
| 1-0 | 19 | 1966 | Argentine Championship | D33 Queen's Gambit Declined, Tarrasch |
| 50. O Molteni vs L Chemes |
| 1-0 | 32 | 1966 | Argentine Championship | E70 King's Indian |
Kibitzing
