Adefuin, Richard
Current rating: 1531
Record: 18-16
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 99 | Gabilo, Marvin (1500) | Won 2-1 | +181524 |
| 2standard | 3 | Viclar, Ferdinand (1477) | Lost 0-2 | -191505 |
| 3standard | 241 | Nava-Rahman, Joshua (1500) | Won 2-0 | +181523 |
| 4standard | 188 | Mindaro, Joshua (1552) | Won 2-1 | +191542 |
| 5standard | 98 | Uy, Jeff (1577) | Lost 0-2 | -181524 |
| 6standard | 172 | Hussein, Rudy (1564) | Lost 1-2 | -171507 |
| 7standard | 226 | Bautista, Nino (1442) | Won 2-0 | +171524 |
| 8standard | 128 | Dayao, Quinn (1507) | Won 2-0 | +181542 |
| 9standard | 135 | Huang, Hao-Shan (1954) | Lost 0-2 | -111531 |
| top | average opponent: 1564record: 5-4 | new rating: 1531 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 526 | Manangan, Michael (1500) | Lost 1-2 | -191530 |
| 2standard | 367 | Lim, Christian Joseph (1427) | Lost 0-2 | -201510 |
| 3standard | 629 | Esteban, Jorel (1464) | Lost 0-2 | -191491 |
| 4standard | 683 | Bacalangco, Michael (1510) | Lost 0-2 | -181473 |
| 5standard | 644 | Ladioray, Gino Paolo (1428) | Won 2-0 | +181491 |
| 6standard | 553 | Estoce, John Paul S (1447) | Won 2-1 | +171508 |
| 7standard | 466 | Hernandez, Mark Danielle (1464) | Lost 1-2 | -191489 |
| 8standard | 447 | Almario, Jose Manuel (1448) | Won 2-1 | +171506 |
| top | average opponent: 1461record: 3-5 | new rating: 1506 | ||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 30 | Oserio, Randy Santos (1500) | Won 2-1 | +171574 |
| 2standard | 73 | De Leon, Virgilio Jr (1518) | Won 2-0 | +171591 |
| 3standard | 19 | Savoie, Joseph (1487) | Won 2-1 | +161607 |
| 4standard | 19 | Domocmat, Jeremy Bryan (1425) | Won 2-0 | +151622 |
| 5standard | 41 | Jamir, Joselito Alberto (1546) | Lost 0-2 | -201602 |
| 6standard | 53 | Cho, Jeong Woo (1721) | Lost 0-2 | -151587 |
| 7standard | 176 | Bueno, Paolo (1532) | Lost 1-2 | -191568 |
| 8standard | 251 | Braga, Alexander (1518) | Lost 0-2 | -191549 |
| top | average opponent: 1531record: 4-4 | new rating: 1549 | ||
| Grand Prix Manila 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 102 | Paruginog, Marlon (1500) | Won 2-1 | +181518 |
| 2standard | 14 | Ditchfield, Alexander (1518) | Won 2-1 | +181536 |
| 3standard | 26 | Biala, Mark Anthony (1536) | Won 2-0 | +181554 |
| 4standard | 28 | Nakajima, Chikara (1673) | Won 2-1 | +201574 |
| 5standard | 14 | Juza, Martin (1736) | Lost 0-2 | -151559 |
| 6standard | 54 | Yong, Kah Chik (1523) | Won 2-1 | +171576 |
| 7standard | 41 | Cancio, John Michael (1543) | Lost 1-2 | -181558 |
| 8standard | 61 | Gernale, Juan Pablo G (1556) | Won 2-1 | +181576 |
| 9standard | 67 | Galiste, Bryan Erd (1538) | Lost 1-2 | -191557 |
| top | average opponent: 1569record: 6-3 | new rating: 1557 | ||