Chapela, Santiago
Current rating: 1414
Record: 0-5
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Zepeda Mendez, Carlos Alberto (1561) | Lost 1-2 | -171483 |
| 2sealed | 132 | Romero, Luis [MEX] (1482) | Lost 0-2 | -181465 |
| 3sealed | 191 | Guerra, Ricardo [MEX] (1613) | Lost 0-2 | -151450 |
| 4sealed | 192 | Lmenes, Bruno (1449) | Lost 0-2 | -181432 |
| 5sealed | 185 | Delacruz, Rubi (1428) | Lost 0-2 | -181414 |
| average opponent: 1507record: 0-5 | new rating: 1414 | |||