Gen, Alex
Current rating: 1517
Record: 6-5-2
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 20 | Gottlieb, Justin (1630) | Lost 0-2 | -161519 |
| 2standard | 81 | Gupta, Kanak (1482) | Lost 0-2 | -191500 |
| 3standard | 207 | Donnelly, Neal (1464) | Won 2-1 | +181518 |
| 4standard | 170 | Quesada, Josue (1498) | Draw 1-1 | -11517 |
| 5standard | 187 | Alvarez Sanchez, Eduardo Jose (1456) | Won 2-0 | +171534 |
| 6standard | 151 | Chillon, Cesar (1564) | Lost 0-2 | -171517 |
| average opponent: 1516record: 2-3-1 | new rating: 1517 | |||
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Alfaro Cascante, Artur (1500) | Lost 0-2 | -181482 |
| 3sealed | 127 | Nolasco, Felipe (1524) | Draw 1-1 | +11483 |
| 4sealed | 156 | Morales, Franklin (1464) | Won 2-0 | +171500 |
| 5sealed | 130 | Campos, Ruben (1499) | Lost 1-2 | -181482 |
| 6sealed | 134 | Vargas, Carlos (1466) | Won 2-0 | +181500 |
| 7sealed | 108 | Ovares Jimenez, Gustav (1465) | Won 2-0 | +171517 |
| 8sealed | 85 | Gomez Valverde, Mauricio (1517) | Won 2-1 | +181535 |
| average opponent: 1491record: 4-2-1 | new rating: 1535 | |||