Zulaica, David
Current rating: 1392
Record: 11-18-1
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1418 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 125 | Odom, Dylan (1563) | Lost 1-2 | -151403 |
| 2standard | 376 | Runnestrand, Mike (1500) | Won 2-1 | +201423 |
| 3standard | 584 | Laid, Jonas (1557) | Lost 0-2 | -161407 |
| 4standard | 586 | Schoonover, Kyle (1410) | Lost 0-2 | -181389 |
| 5standard | 589 | Panks, Isaac (1462) | Won 2-0 | +201409 |
| 6standard | 491 | Taylor, Conrad (1482) | Lost 0-2 | -171392 |
| top | average opponent: 1496record: 2-4 | new rating: 1392 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 578 | Laurel, Matthew (1453) | Lost 1-2 | -181426 |
| 2standard | 516 | Pate, Shawn (1482) | Lost 0-2 | -171409 |
| 3standard | 770 | Roscoe, Daniel (1462) | Draw 1-1 | +11410 |
| 4standard | 741 | Deleuze, Connor (1447) | Lost 1-2 | -171393 |
| 5standard | 744 | Kim, Joshua [USA] (1467) | Won 1-0 | +191412 |
| 6standard | 649 | Arndorfer, Kenny (1415) | Won 2-0 | +181430 |
| 7standard | 535 | Miller, Ryan (1779) | Lost 0-2 | -121418 |
| top | average opponent: 1501record: 2-4-1 | new rating: 1418 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 225 | Minshall, Mark (1444) | Lost 0-2 | -181462 |
| 2sealed | 732 | Madden, Kenji (1501) | Lost 0-2 | -181444 |
| 3sealed | 893 | Corbett Jr, Steven (1413) | Won 2-0 | +181462 |
| 4sealed | 768 | Acosta, Vincent (1482) | Lost 1-2 | -181444 |
| 5sealed | 726 | Cheifetz, Rob (1414) | Won 2-1 | +181462 |
| 6sealed | 626 | Nguyen, Philip (1535) | Lost 1-2 | -171445 |
| 7sealed | 620 | Ridgell, Ben (1391) | Won 2-0 | +171462 |
| 8sealed | 489 | Sircar, Subrata (1480) | Lost 0-2 | -181444 |
| top | average opponent: 1457record: 3-5 | new rating: 1444 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 199 | Park, Leonard (1500) | Lost 0-2 | -181482 |
| 2standard | 582 | Schuller, Mike (1637) | Won 2-1 | +211503 |
| 3standard | 518 | Jackson, Aaron (1541) | Won 2-0 | +181521 |
| 4standard | 437 | Jaimes, Brishen (1416) | Lost 1-2 | -191502 |
| 5standard | 548 | Young, Andrew (1397) | Lost 0-2 | -201482 |
| 6standard | 654 | Dailey, Michael (1482) | Lost 0-2 | -181464 |
| 7standard | 649 | Vu, Thomas (1461) | Won 2-0 | +181482 |
| 8standard | 501 | Staffel, Jonathan (1437) | Lost 0-2 | -191463 |
| 9standard | 462 | Anshutz, Brittany (1430) | Won 2-0 | +171480 |
| top | average opponent: 1478record: 4-5 | new rating: 1480 | ||