Pan American-ch U20
San Juan 1974
| Date | Players | Type | Elo Average | Games | Rounds |
| 1974 | 7 | Tourn | 5 | 6 |
| Name | ELO | Points | ||
 |
GM Garcia, Gildardo | 2.0 | ||
 |
Bravo Sedamanos, Hector | 1.0 | ||
 |
IM Diesen, Mark C | 1.0 | ||
| Giardelli, Sergio Carlos | 1.0 | |||
 |
IM Vaglio Munoz, Jaime | 0.0 | ||
 |
Diedrick, Michael | 0.0 | ||
 |
Miranda, Adrian | 0.0 | ||
Pan American-ch U20 Games
| White | Black | Result | Round | Date | Opening | View |
| Bravo Sedamanos, H | Giardelli, S | 1-0  |
? | 1974 | B17 Caro-Kann, Steinitz variation |   |
| Diesen, M | Diedrick, M | 1-0 |
? | 1974 | C97 Ruy Lopez, closed, Chigorin defence |   |
| Garcia, G | Miranda, A | 1-0 |
? | 1974 | B99 Sicilian, Najdorf, 7...Be7 main line | |
| Giardelli, S | Garcia, G | 0-1 |
? | 1974 | A23 English, Bremen system, Keres variation | |
| Vaglio Munoz, J | Giardelli, S | 0-1 |
? | 1974 | D40 Queen's Gambit Declined, Semi-Tarrasch defence | |
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