Mapanao, Presly John A
Current rating: 1416
Record: 5-10
| Grand Prix Manila 2010 (ROE standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 313 | Sy, Manchester (1412) | Lost 0-2 | -191427 |
| 2standard | 285 | Cua, Alvin (1482) | Lost 0-2 | -171410 |
| 3standard | 451 | Malupa, Michael (1466) | Lost 0-2 | -171393 |
| 4standard | 484 | Villaluz, Gian Karlo (1445) | Lost 1-2 | -171376 |
| 5standard | 474 | Cinco, Bernard (1428) | Won 2-0 | +191395 |
| 6standard | 425 | Mendoza, Jayson (1446) | Won 2-0 | +191414 |
| 7standard | 343 | Espera, Zak (1450) | Won 2-1 | +191433 |
| 8standard | 242 | Vital, John Angelo (1485) | Lost 0-2 | -171416 |
| average opponent: 1452record: 3-5 | new rating: 1416 | |||
| Grand Prix Manila 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 161 | Sison, Ezra Eleazar (1500) | Lost 0-2 | -181482 |
| 2block | 261 | Singun, Ronald (1482) | Lost 1-2 | -181464 |
| 3block | 247 | Lunar, Justiniano Jr (1463) | Lost 1-2 | -181446 |
| 4block | 294 | Rili, Rowena B (1446) | Won 2-1 | +181464 |
| 5block | 286 | Bautista, Alex (1464) | Won 2-0 | +181482 |
| 6block | 226 | Falag-Ey, John Anthony (1465) | Lost 0-2 | -181464 |
| 7block | 243 | Puno, Owen Ross (1463) | Lost 0-2 | -181446 |
| average opponent: 1469record: 2-5 | new rating: 1446 | |||