Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. G Holtey vs L Piazzini |
| 1-0 | 41 | 1931 | ARG-ch | D40 Queen's Gambit Declined, Semi-Tarrasch |
2. J Bolbochan vs L Piazzini |
| 1-0 | 66 | 1933 | ARG-ch m | D40 Queen's Gambit Declined, Semi-Tarrasch |
3. L Piazzini vs J Bolbochan |
| 1-0 | 75 | 1933 | ARG-ch m | D65 Queen's Gambit Declined, Orthodox, Rubinstein Attack, Main line |
4. J Bolbochan vs L Piazzini |
| ½-½ | 29 | 1933 | ARG-ch m | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
5. J Bolbochan vs L Piazzini |
| ½-½ | 48 | 1933 | ARG-ch m | D11 Queen's Gambit Declined Slav |
6. L Piazzini vs J Bolbochan |
| 1-0 | 41 | 1933 | ARG-ch m | C49 Four Knights |
7. J Bolbochan vs L Piazzini |
| ½-½ | 54 | 1933 | ARG-ch m | D13 Queen's Gambit Declined Slav, Exchange Variation |
8. L Piazzini vs J Bolbochan |
| 1-0 | 28 | 1933 | ARG-ch m | C62 Ruy Lopez, Old Steinitz Defense |
9. L Piazzini vs J Bolbochan |
| 1-0 | 41 | 1933 | ARG-ch m | C48 Four Knights |
10. L Piazzini vs G Holtey |
| 1-0 | 45 | 1934 | Mar del Plata | D68 Queen's Gambit Declined, Orthodox Defense, Classical |
11. L Piazzini vs C Guimard |
| 0-1 | 55 | 1934 | Mar del Plata | C14 French, Classical |
12. R Grau vs L Piazzini |
| 0-1 | 50 | 1934 | South American Championship 1934/35 | D40 Queen's Gambit Declined, Semi-Tarrasch |
13. L Piazzini vs J Vinuesa |
| ½-½ | 41 | 1934 | South American Championship 1934/35 | A53 Old Indian |
14. I Pleci vs L Piazzini |
| 1-0 | 46 | 1934 | South American Championship 1934/35 | D32 Queen's Gambit Declined, Tarrasch |
15. L Piazzini vs C H Maderna |
| 1-0 | 26 | 1934 | South American Championship 1934/35 | C48 Four Knights |
16. V Fenoglio vs L Piazzini |
| ½-½ | 40 | 1934 | South American Championship 1934/35 | C05 French, Tarrasch |
17. L Piazzini vs J Bolbochan |
| ½-½ | 25 | 1934 | South American Championship 1934/35 | E23 Nimzo-Indian, Spielmann |
18. L Piazzini vs A da Silva Rocha |
| 1-0 | 49 | 1934 | South American Championship 1934/35 | D05 Queen's Pawn Game |
19. C Hounie Fleurquin vs L Piazzini |
| ½-½ | 26 | 1934 | South American Championship 1934/35 | D45 Queen's Gambit Declined Semi-Slav |
20. L Piazzini vs L Palau |
| ½-½ | 42 | 1934 | South American Championship 1934/35 | D32 Queen's Gambit Declined, Tarrasch |
21. L Piazzini vs M Castillo |
| ½-½ | 48 | 1934 | South American Championship 1934/35 | D70 Neo-Grunfeld Defense |
22. J C Balparda vs L Piazzini |
| 0-1 | 53 | 1934 | South American Championship 1934/35 | D18 Queen's Gambit Declined Slav, Dutch |
23. L Piazzini vs C Pulcherio |
| 1-0 | 39 | 1934 | South American Championship 1934/35 | D63 Queen's Gambit Declined, Orthodox Defense |
24. J Molina vs L Piazzini |
| 0-1 | 38 | 1934 | South American Championship 1934/35 | D02 Queen's Pawn Game |
25. L Piazzini vs C Guimard |
| 1-0 | 51 | 1934 | South American Championship 1934/35 | A46 Queen's Pawn Game |