Brinkman, William
Current rating: 1561
Record: 19-16
| Grand Prix Phoenix 2019 (ELD limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Seth, Ansh (1500) | Won 2-0 | +171567 |
| 2sealed | 76 | Ling, Haoran (1871) | Won 2-1 | +241591 |
| 3sealed | 47 | Mei, Mike Songhao (1698) | Lost 0-1 | -161575 |
| 4sealed | 98 | Cournyn, Zachary (1513) | Won 2-1 | +171592 |
| 5sealed | 93 | Rezai, Hadrian (1510) | Won 2-0 | +161608 |
| 6sealed | 35 | Purpura, Gregory (2042) | Lost 0-2 | -101598 |
| 7sealed | 62 | Toraty, Jay (1547) | Lost 1-2 | -191579 |
| 8sealed | 112 | Young, Michael M (1582) | Lost 1-2 | -181561 |
| top | average opponent: 1658record: 4-4 | new rating: 1561 | ||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 64 | Bowles, Richard (1496) | Won 2-1 | +161585 |
| 4standard | 52 | Donahoe, Chris (1568) | Lost 1-2 | -181567 |
| 5standard | 99 | DePew, Benjamin (1638) | Lost 0-2 | -171550 |
| top | average opponent: 1567record: 1-2 | new rating: 1550 | ||
| Grand Prix Cleveland 2002 (Odyssey block) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 74 | Broski, Richard (1500) | Won 2-1 | +171556 |
| 2block | 96 | Chen, Peter (1516) | Lost 1-2 | -191537 |
| 3block | 205 | Wellington, Kellen (1517) | Won 2-1 | +181555 |
| 4block | 137 | Gaudard, Jason (1518) | Won 2-1 | +171572 |
| 5block | 106 | Stampke, Ryan (1451) | Won 2-0 | +161588 |
| 6block | 57 | Schmidt, Andy (1509) | Lost 1-2 | -191569 |
| top | average opponent: 1502record: 4-2 | new rating: 1569 | ||
| Grand Prix Milwaukee 2002 (TOR standard) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 99 | Ziegler, Brian (1576) | Won 2-1 | +191577 |
| 3standard | 74 | Seville, Scott (1530) | Lost 1-2 | -191558 |
| 4standard | 140 | Cooper, Matt (1595) | Lost 0-2 | -181540 |
| 5standard | 169 | Allen, Quinton (1499) | Won 2-1 | +181558 |
| 6standard | 124 | Pelcak, John (1505) | Lost 0-2 | -191539 |
| top | average opponent: 1541record: 2-3 | new rating: 1539 | ||
| Grand Prix Houston 2002 (extended) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 43 | Taylor, Jeff O (1387) | Lost 1-2 | -211501 |
| 3extended | 85 | Warren, Chad (1500) | Won 2-0 | +181519 |
| 4extended | 72 | Rzepka, Aaron (1489) | Lost 1-2 | -181501 |
| 5extended | 91 | Smith, Alex (1502) | Won 2-0 | +181519 |
| 6extended | 66 | Reimund, Shawn (1525) | Won 2-1 | +181537 |
| 7extended | 54 | Wescoe, Craig (1735) | Won 2-1 | +211558 |
| top | average opponent: 1523record: 4-2 | new rating: 1558 | ||
| Grand Prix Atlanta 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Colvin, Clark (1500) | Won 2-0 | +181518 |
| 2sealed | 17 | Myers, Rob (1518) | Won 2-1 | +181536 |
| 3sealed | 40 | Ellis, Chad (1767) | Lost 0-2 | -141522 |
| 4sealed | 92 | Starnes, Andrew (1536) | Lost 0-2 | -181504 |
| 5sealed | 100 | Nugent, Stephen (1499) | Won 2-1 | +181522 |
| 6sealed | 73 | Ferreira, Charles (1516) | Won 2-1 | +181540 |
| 7sealed | 51 | Driggs, Alex (1510) | Lost 1-2 | -181522 |
| top | average opponent: 1549record: 4-3 | new rating: 1522 | ||