Gumaru, Brian Lloyd
Current rating: 1540
Record: 7-5-1
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 11 | Riguerra, Ryan (1447) | Draw 1-1 | 01481 |
| 2standard | 322 | Cagahastian, David (1530) | Won 2-1 | +191500 |
| 3standard | 253 | Torres, Romulo III (1516) | Won 2-0 | +181518 |
| 4standard | 120 | Bustamante, Richard (1499) | Won 2-0 | +181536 |
| 5standard | 57 | Santa Ana, Jerson (1552) | Won 2-1 | +181554 |
| 6standard | 33 | Gonzales, Kevin (1671) | Lost 0-2 | -161538 |
| 7standard | 103 | Bayrante, Albert (1555) | Won 2-0 | +181556 |
| 8standard | 54 | Tud, Joshua (1626) | Lost 1-2 | -161540 |
| average opponent: 1550record: 5-2-1 | new rating: 1540 | |||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 140 | Villamor, Juan Paulo C (1500) | Lost 1-2 | -181482 |
| 2standard | 417 | Galarpe, Mark Jason G (1411) | Lost 1-2 | -191463 |
| 3standard | 510 | Sales, Mark Anthony (1467) | Won 2-1 | +181481 |
| 4standard | 454 | Macas, David (1455) | Won 2-1 | +171498 |
| 5standard | 308 | Hung, James O (1556) | Lost 0-2 | -171481 |
| average opponent: 1478record: 2-3 | new rating: 1481 | |||