Lee, Sang
Current rating: 1560
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 162 | Lyons, Tre (1728) | Lost 0-2 | -151544 |
| 4standard | 238 | Parson, Ken (1371) | Won 2-1 | +151559 |
| 5standard | 206 | Bashir, Michael (1590) | Won 2-1 | +181577 |
| 6standard | 36 | Rivera, Alek (1558) | Won 2-1 | +181595 |
| 7standard | 25 | Tuchek, Stephen (1718) | Won 2-0 | +201615 |
| 8standard | 29 | Steht, Lee (1684) | Lost 0-2 | -171598 |
| 9standard | 138 | Handy, Carmen (1713) | Lost 0-2 | -161582 |
| 10standard | 139 | Cuneo, Andrew (2012) | Lost 0-2 | -101572 |
| 11standard | 145 | Baraniecki, Michael (1794) | Lost 1-2 | -141558 |
| 12standard | 149 | Lizzi, Adam (1666) | Won 2-1 | +201578 |
| 13standard | 132 | Doolittle, Scott (1636) | Won 2-1 | +191597 |
| 14standard | 113 | Low, Seth (1514) | Lost 0-2 | -201577 |
| 15standard | 122 | Strianese, Michael (1600) | Lost 0-2 | -171560 |
| top | average opponent: 1660record: 6-7 | new rating: 1560 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 249 | Magararu, Juris (1407) | Lost 1-2 | -211576 |
| 4modern | 507 | Singer, Sean (1688) | Won 2-1 | +201596 |
| 5modern | 362 | Braccio, Nathan (1536) | Lost 0-2 | -191577 |
| 6modern | 509 | Achorn, Stephen (1781) | Lost 0-2 | -151562 |
| 7modern | 442 | Sinclair, Andrew (1474) | Lost 0-2 | -191543 |
| 8modern | 451 | Smith, Nicholas (1436) | Won 2-0 | +161559 |
| top | average opponent: 1554record: 2-4 | new rating: 1559 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 336 | Martinez, Joe (1500) | Won 2-0 | +181518 |
| 2standard | 53 | Wienburg, Ben (1906) | Lost 0-2 | -111507 |
| 3standard | 414 | Combs, Brandon (1352) | Lost 1-2 | -211486 |
| 4standard | 606 | Delisle, Andrew (1485) | Won 2-0 | +181504 |
| 5standard | 574 | Gardner, Christian (1500) | Won 2-1 | +181522 |
| 6standard | 359 | Santohir, Daniel (1488) | Won 2-0 | +171539 |
| 7standard | 196 | Rocco, Craig (1720) | Won 2-0 | +221561 |
| 8standard | 182 | Merriam, Ross (1817) | Won 2-0 | +221583 |
| 9standard | 65 | Lucas, Orlando (1646) | Won 2-1 | +191602 |
| 10standard | 82 | Connor, Laura (1628) | Won 2-1 | +191621 |
| 11standard | 27 | Calcano, Christian (2043) | Lost 0-2 | -111610 |
| 12standard | 78 | Hare, Ryan (1890) | Lost 0-2 | -131597 |
| top | average opponent: 1665record: 8-4 | new rating: 1597 | ||