David, Ace York
Current rating: 1520
Record: 8-7
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 101 | Wong, James Ling Guan (1562) | Won 2-0 | +191537 |
| 3standard | 76 | Lee, Jefferson (1500) | Lost 1-2 | -191518 |
| 4standard | 255 | Sim, Kris (1501) | Lost 0-2 | -181500 |
| 5standard | 438 | Gante, Ernest Jesi (1397) | Won 2-1 | +161516 |
| 6standard | 211 | Pena, Mikko (1554) | Lost 1-2 | -171499 |
| 7standard | 375 | Lim, Edwin Voon Fei (1725) | Lost 1-2 | -141485 |
| 8standard | 344 | Lim, Franco (1485) | Won 2-0 | +181503 |
| 9standard | 292 | Cuyco, Francisco Paolo (1454) | Won 2-1 | +171520 |
| average opponent: 1522record: 4-4 | new rating: 1520 | |||
| Grand Prix Manila 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Gaffud, Nathaniel (1500) | Lost 0-1 | -181482 |
| 2sealed | 149 | Pre, Joebert (1482) | Won 2-1 | +181500 |
| 3sealed | 84 | Cabrera, Anthony (1500) | Won 2-0 | +181518 |
| 4sealed | 74 | Go, Garett Brian SY (1518) | Won 2-1 | +181536 |
| 5sealed | 50 | Tan, Richmond (1536) | Lost 1-2 | -181518 |
| 6sealed | 66 | Noblefranca, Emerson (1518) | Won 2-0 | +181536 |
| 7sealed | 50 | Verzosa, Michael (1536) | Lost 1-2 | -181518 |
| average opponent: 1513record: 4-3 | new rating: 1518 | |||