| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Y Santiago vs E Matsuura |
| 0-1 | 38 | 2011 | Brazilian Championship | C45 Scotch Game |
| 27. E Barbosa vs Y Santiago |
| ½-½ | 26 | 2011 | Brazilian Championship | B81 Sicilian, Scheveningen, Keres Attack |
| 28. Y Santiago vs R Leitao |
| 0-1 | 69 | 2011 | Brazilian Championship | B48 Sicilian, Taimanov Variation |
| 29. A Fier vs Y Santiago |
| 1-0 | 20 | 2011 | Brazilian Championship | A13 English |
| 30. Y Santiago vs K Mekhitarian |
| 0-1 | 40 | 2011 | Brazilian Championship | D38 Queen's Gambit Declined, Ragozin Variation |
| 31. Y Santiago vs D Flores |
| ½-½ | 61 | 2012 | 1st Panno Masters | B43 Sicilian, Kan, 5.Nc3 |
| 32. P Barrionuevo vs Y Santiago |
| 0-1 | 39 | 2012 | 1st Panno Masters | E04 Catalan, Open, 5.Nf3 |
| 33. Y Santiago vs J Koch |
| 1-0 | 48 | 2012 | 1st Panno Masters | D20 Queen's Gambit Accepted |
| 34. R Molina vs Y Santiago |
| 1-0 | 41 | 2012 | 1st Panno Masters | D30 Queen's Gambit Declined |
| 35. Y Santiago vs S Mareco |
| 0-1 | 33 | 2012 | 1st Panno Masters | B12 Caro-Kann Defense |
| 36. Y Santiago vs L Krysa |
| 0-1 | 45 | 2012 | 1st Panno Masters | B48 Sicilian, Taimanov Variation |
| 37. A Rodriguez Vila vs Y Santiago |
| 1-0 | 42 | 2012 | 1st Panno Masters | B90 Sicilian, Najdorf |
| 38. Y Santiago vs E Real de Azua |
| 0-1 | 35 | 2012 | 1st Panno Masters | C51 Evans Gambit |
| 39. P Salinas Herrera vs Y Santiago |
| 0-1 | 54 | 2012 | 1st Panno Masters | D52 Queen's Gambit Declined |
| 40. Y Santiago vs G Barros |
| 1-0 | 49 | 2012 | ch-Pan Americano U20 | B83 Sicilian |
| 41. Y Santiago vs F Branchini |
 | 0-1 | 48 | 2012 | ch-Pan Americano U20 | C58 Two Knights |
| 42. J Martinez Alcantara vs Y Santiago |
| 1-0 | 55 | 2012 | ch-Pan Americano U20 | B90 Sicilian, Najdorf |
| 43. L Goncalves vs Y Santiago |
| 0-1 | 46 | 2012 | ch-Pan Americano U20 | A04 Reti Opening |
| 44. Y Santiago vs H Caetano |
| 1-0 | 44 | 2012 | ch-Pan Americano U20 | B30 Sicilian |
| 45. E Barbosa vs Y Santiago |
| ½-½ | 36 | 2012 | ch-Pan Americano U20 | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 46. Y Santiago vs J D Gemy |
| 0-1 | 37 | 2012 | ch-Pan Americano U20 | C10 French |
| 47. B Sztokbant vs Y Santiago |
| 0-1 | 56 | 2012 | ch-Pan Americano U20 | B74 Sicilian, Dragon, Classical |
| 48. Y Santiago vs D Cuellar |
| 1-0 | 41 | 2012 | ch-Pan Americano U20 | A15 English |
| 49. Y Santiago vs F Oliveira |
| 1-0 | 30 | 2012 | III Maravilhosa Open | A33 English, Symmetrical |
| 50. R Molina vs Y Santiago |
| ½-½ | 30 | 2012 | III Maravilhosa Open | E04 Catalan, Open, 5.Nf3 |
Kibitzing
