Blades, David
Current rating: 1477
Record: 19-24
| Grand Prix Birmingham 2018 (std) (DOM standard) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 103 | Dean, Martin (1190) | Won 2-1 | +131520 |
| 3standard | 131 | Khare, Anand (1853) | Lost 1-2 | -121508 |
| 4standard | 205 | Rolph, Sam-Luca (1756) | Lost 1-2 | -141494 |
| 5standard | 420 | Mauri, Marco (1541) | Lost 0-2 | -171477 |
| top | average opponent: 1585record: 1-3 | new rating: 1477 | ||
| Grand Prix Utrecht 2017 (AER standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 15 | Yurochko, Nikita (1660) | Won 2-0 | +201534 |
| 4standard | 44 | Meijers, Vincent (1756) | Lost 1-2 | -141520 |
| 5standard | 141 | Messow, Philip (1905) | Lost 0-2 | -111509 |
| 6standard | 372 | Redlich, Malte (1525) | Lost 1-2 | -181491 |
| 7standard | 326 | Ramon, Thomas (1507) | Lost 0-2 | -171474 |
| 8standard | 431 | Biesmans, Sam (1341) | Won 2-0 | +151489 |
| 9standard | 355 | Vatthauer, Hannes (1505) | Won 2-0 | +181507 |
| top | average opponent: 1600record: 3-4 | new rating: 1507 | ||
| Grand Prix Madrid 2016 (KLD standard) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 123 | Sousa, Joao (1724) | Lost 0-2 | -131441 |
| 3standard | 456 | Montesi, Marco (1672) | Lost 0-2 | -141427 |
| 4standard | 542 | Marijuan Ramirez, Israel (1480) | Won 2-0 | +191446 |
| 5standard | 443 | Meseguer Afan, Javier (1440) | Lost 0-2 | -181428 |
| 6standard | 548 | Caccia, Alberto (1421) | Won 2-1 | +181446 |
| 7standard | 369 | Rodrigues, Nelson (1506) | Won 2-1 | +191465 |
| 8standard | 408 | Chueca, Daniel (1525) | Won 2-0 | +191484 |
| 9standard | 296 | Franco, Mario (1711) | Won 2-0 | +221506 |
| 10standard | 145 | Adan, Nicolas (1517) | Won 2-1 | +181524 |
| 11standard | 112 | Schultze, Max (1869) | Lost 1-2 | -121512 |
| 12standard | 134 | Jimenez-Granero, Pedro (1538) | Won 2-1 | +191531 |
| 13standard | 110 | Pinto, Carlos (1573) | Lost 0-2 | -171514 |
| top | average opponent: 1581record: 7-5 | new rating: 1514 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 328 | Moyes, Luke (1558) | Lost 1-2 | -161461 |
| 4sealed | 624 | Whitfield, Justin (1518) | Won 2-0 | +191480 |
| 5sealed | 176 | Dingler, Martin (1635) | Lost 0-2 | -161464 |
| 6sealed | 542 | Varndell, Mark (1526) | Lost 1-2 | -161448 |
| 7sealed | 771 | Getz, Michael (1557) | Won 2-0 | +191467 |
| 8sealed | 405 | Duguet, Nicolas (1735) | Lost 0-2 | -131454 |
| top | average opponent: 1588record: 2-4 | new rating: 1454 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 423 | Walsh, Steven (1500) | Lost 0-2 | -181477 |
| 2standard | 502 | Wilkinson, Keiran (1482) | Won 2-0 | +181495 |
| 3standard | 647 | James, Jack (1460) | Won 2-0 | +171512 |
| 4standard | 332 | Kear-Smith, Rory (1520) | Lost 1-2 | -181494 |
| 5standard | 416 | Foulkes, Matthew (1433) | Won 2-1 | +171511 |
| 6standard | 442 | Waugh, Nick (1411) | Lost 0-2 | -201491 |
| 7standard | 483 | Tang, Duncan (1699) | Lost 1-2 | -141477 |
| top | average opponent: 1501record: 3-4 | new rating: 1477 | ||
| Grand Prix Barcelona 2016 (SOI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 377 | Viudez Martin, Tono (1668) | Won 2-1 | +211521 |
| 4sealed | 191 | van der End, Martijn (1690) | Lost 0-2 | -151506 |
| 5sealed | 317 | Fransen, Bart [BEL] (1532) | Won 2-1 | +191525 |
| 6sealed | 115 | Gibert, Yannick (1580) | Lost 0-2 | -171508 |
| 7sealed | 345 | Moreno, Jose Luis (1547) | Won 2-0 | +181526 |
| 8sealed | 252 | Terrier, Lucas (1709) | Lost 0-2 | -141512 |
| 9sealed | 308 | Mellado Herrera, Jorge (1564) | Lost 0-2 | -171495 |
| top | average opponent: 1613record: 3-4 | new rating: 1495 | ||