Bencomo, Oscar
Current rating: 1467
Record: 20-22-1
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Roque Quezada, Helaman (1584) | Lost 0-2 | -171522 |
| 2sealed | 129 | Mendez, Victor (1605) | Won 2-0 | +201542 |
| 3sealed | 139 | Diaz Ayon, Cristian (1500) | Lost 1-2 | -191523 |
| 4sealed | 177 | Pacheco, Gilbert (1517) | Lost 0-2 | -181505 |
| 5sealed | 162 | Villarreal, Manuel (1467) | Lost 0-2 | -191486 |
| 6sealed | 164 | Romero Reyes, Jaime Erik (1451) | Lost 0-2 | -191467 |
| top | average opponent: 1521record: 1-5 | new rating: 1467 | ||
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 40 | Yerves, Marby E (1519) | Won 2-0 | +181556 |
| 3sealed | 53 | Rosas Guerra, Antonio (1500) | Lost 1-2 | -191537 |
| 4sealed | 123 | Zell, Susan (1513) | Lost 1-2 | -191518 |
| 5sealed | 186 | Gamez Martinez, Miguel (1562) | Won 2-0 | +191537 |
| 6sealed | 153 | Sanchez Olmos, Victor (1554) | Won 2-1 | +181555 |
| 7sealed | 55 | Ramirez Padilla, Alfonso (1658) | Lost 1-2 | -161539 |
| top | average opponent: 1551record: 3-3 | new rating: 1539 | ||
| Grand Prix Albuquerque 2013 (THS standard) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 233 | Medaris, Michael (1476) | Won 2-1 | +181538 |
| 4standard | 117 | Scheneimann, Alex (1507) | Lost 1-2 | -191519 |
| 5standard | 244 | Malotte, Douglas (1545) | Lost 1-2 | -171502 |
| 6standard | 357 | Mueller, Curtis (1498) | Lost 0-1 | -191483 |
| 7standard | 318 | Li, Chris (1483) | Won 2-1 | +181501 |
| 8standard | 252 | Salaiz, Luis (1517) | Won 2-0 | +191520 |
| 9standard | 253 | Orr, Micah (1536) | Won 2-1 | +181538 |
| top | average opponent: 1509record: 4-3 | new rating: 1538 | ||
| Grand Prix Guadalajara 2013 (DGM standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Cohate, Ivan (1500) | Won 2-1 | +191503 |
| 2standard | 7 | Lomelin, Aramis (1518) | Won 2-1 | +181521 |
| 3standard | 26 | Mora Torres, Eliseo (1537) | Lost 1-2 | -181503 |
| 4standard | 71 | Osuna, Eduardo (1503) | Lost 0-2 | -181485 |
| 5standard | 151 | Miranda Limon, Martin Eduard (1487) | Lost 0-2 | -181467 |
| 6standard | 170 | Orvelas Reynoso, Cesar (1481) | Won 2-1 | +181485 |
| 7standard | 141 | Mercado, Erick (1500) | Won 2-0 | +191504 |
| 8standard | 91 | Hernandez, Eduardo (1437) | Won 2-1 | +161520 |
| top | average opponent: 1495record: 5-3 | new rating: 1520 | ||
| Grand Prix San Antonio 2012 (RTR standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 268 | Miller, Adam (1464) | Lost 0-2 | -181445 |
| 2standard | 253 | Smith, Courtney (1482) | Won 2-1 | +181463 |
| 3standard | 242 | Ledy, Lawrence (1462) | Won 2-1 | +181481 |
| 4standard | 105 | Christen, Kyle (1518) | Lost 1-2 | -171464 |
| 5standard | 280 | Maglunog, Raymond (1498) | Won 2-0 | +191483 |
| 6standard | 221 | Peralez, Jake (1517) | Lost 0-2 | -181465 |
| 7standard | 187 | Williams, Steven M (1457) | Lost 0-2 | -181447 |
| 8standard | 194 | Ramirez, Brian (1481) | Won 2-0 | +191466 |
| 9standard | 148 | Hernandez, Andres (1499) | Won 2-0 | +181484 |
| top | average opponent: 1486record: 5-4 | new rating: 1484 | ||
| Grand Prix Mexico City 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 235 | De Coss, Horacio (1500) | Won 2-1 | +181518 |
| 2sealed | 36 | Montes, Carlos E (1518) | Won 2-0 | +181536 |
| 3sealed | 66 | Cambron, Miguel Angel (1519) | Lost 0-2 | -181518 |
| 4sealed | 90 | Zepeda Dominguez, Alfredo (1500) | Lost 1-2 | -191499 |
| 5sealed | 172 | Serna Cruz, Roberto Carlos (1449) | Draw 1-1 | -11498 |
| 6sealed | 196 | Nieto, Oliver (1502) | Lost 0-2 | -171481 |
| 7sealed | 211 | Garcia, Victor [MEX] (1482) | Lost 0-2 | -181463 |
| top | average opponent: 1496record: 2-4-1 | new rating: 1463 | ||