Zen, Quentin
Current rating: 1597
Record: 20-16-2
| Grand Prix Taipei 2012 (RTR limited) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Chang, Yung Hsien (1500) | Won 2-0 | +171605 |
| 2sealed | 51 | Colleu, Guillaume (1539) | Won 2-0 | +161621 |
| 3sealed | 85 | Tokura, Mikihiro (1473) | Lost 0-2 | -201601 |
| 4sealed | 187 | Sakurai, Taiki (1582) | Won 2-1 | +171618 |
| 5sealed | 127 | Lee, Chao Yi (1539) | Draw 1-1 | -11617 |
| 6sealed | 109 | Kuo, Thing-Chich (1538) | Lost 0-2 | -201597 |
| top | average opponent: 1528record: 3-2-1 | new rating: 1597 | ||
| Grand Prix Taipei 2005 (Kamigawa block) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 13 | Liu, Jiun Chuang (1500) | Won 1-0 | +181553 |
| 2block | 18 | Kuo, Ming Chen (1518) | Won 2-0 | +171570 |
| 3block | 8 | Aubert, Alban (1507) | Won 2-0 | +171587 |
| 4block | 42 | Young, Ryan (1594) | Lost 1-2 | -181569 |
| 5block | 26 | Liao, Harvey (1554) | Won 2-0 | +181587 |
| 6block | 41 | Gan, Chun Fung (1519) | Won 2-1 | +161603 |
| 7block | 23 | Chen, Steven (1561) | Won 2-0 | +181621 |
| 8block | 13 | Fujita, Tsuyoshi (2060) | Lost 0-2 | -111610 |
| 9block | 15 | Law, Albertus Hui Chin (1804) | Lost 0-2 | -141596 |
| 10block | 27 | Kuroda, Masashiro (1956) | Lost 0-2 | -121584 |
| 11block | 28 | Chen, Liang (1544) | Won 2-1 | +171601 |
| 12block | 24 | Kuo, Tzu-Ching (1659) | Lost 0-2 | -171584 |
| 13block | 26 | Toochika, Takayuki (1656) | Lost 1-2 | -161568 |
| 14block | 29 | Ibamoto, Masami (1707) | Won 2-0 | +201588 |
| top | average opponent: 1653record: 8-6 | new rating: 1588 | ||
| Grand Prix Singapore 2005 (extended) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 46 | Lee, Ju-Min (1556) | Lost 0-2 | -171501 |
| 5extended | 63 | Gan, Huai Shi (1540) | Won 2-0 | +181519 |
| 6extended | 45 | Leong, Felix (1572) | Lost 1-2 | -171502 |
| 7extended | 52 | Chan, Qin Liang (1537) | Won 2-1 | +191521 |
| 8extended | 39 | Bai, Mingzhi (1559) | Won 2-0 | +191540 |
| 9extended | 26 | Fujita, Osamu (1843) | Won 2-1 | +231563 |
| 10extended | 16 | Sim, Chapman (1619) | Draw 1-1 | +11564 |
| 11extended | 14 | Krish, Rondy (1697) | Lost 0-2 | -161548 |
| 12extended | 20 | Kataoka, Asami (1629) | Lost 0-2 | -161532 |
| 13extended | 27 | Au Yong, Wai Kin (1619) | Lost 1-2 | -161516 |
| 14extended | 27 | Tan, Steve Wei Quan (1609) | Won 2-0 | +191535 |
| top | average opponent: 1616record: 5-5-1 | new rating: 1535 | ||
| Grand Prix Kaohsiung 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 19 | Lee, Henry (1500) | Lost 1-2 | -181482 |
| 2sealed | 63 | Chou, Bow Shin (1481) | Won 2-0 | +181500 |
| 3sealed | 58 | Zhu, Fung Huei (1500) | Lost 0-2 | -181482 |
| 4sealed | 90 | Ye, Kum (1464) | Won 2-1 | +181500 |
| 5sealed | 71 | Wang, Min Shen (1500) | Won 2-0 | +181518 |
| 6sealed | 32 | Rosenthal, David (1535) | Lost 0-2 | -181500 |
| 7sealed | 57 | Chung, U-Way (1500) | Won 2-1 | +181518 |
| top | average opponent: 1497record: 4-3 | new rating: 1518 | ||