Martill, Oliver
Current rating: 1509
Record: 19-19
| Grand Prix London 2016 (KLD limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 198 | Ralph, Kristian (1500) | Won 2-1 | +181512 |
| 2sealed | 33 | Ellerby, David (1463) | Lost 1-2 | -191493 |
| 3sealed | 984 | Leuvennink, Bernard (1500) | Lost 0-2 | -181475 |
| 4sealed | 1085 | Skipper, Simon (1468) | Won 2-1 | +181493 |
| 5sealed | 844 | Butcher, Carl (1481) | Won 2-0 | +181511 |
| 6sealed | 553 | Bramer, Gavin (1524) | Won 2-0 | +181529 |
| 7sealed | 298 | Thompson, Samuel (1471) | Won 2-0 | +171546 |
| 8sealed | 174 | Levy, Olivier (1899) | Lost 1-2 | -121534 |
| 9sealed | 275 | Gilson, Daniel (1591) | Won 2-0 | +191553 |
| 10draft | 157 | Schultze, Max (1758) | Lost 0-2 | -141539 |
| 11draft | 81 | Antoniou, Daniel (1828) | Lost 1-2 | -131526 |
| 12draft | 212 | Lawson, Andrew (1568) | Lost 0-2 | -171509 |
| top | average opponent: 1587record: 6-6 | new rating: 1509 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 306 | Chan, Howard (1490) | Lost 0-2 | -191534 |
| 4standard | 319 | Napier, Josh (1483) | Won 2-0 | +171551 |
| 5standard | 200 | Mines, Scott (1461) | Lost 0-2 | -201531 |
| 6standard | 335 | Lehnert, Heiko (1484) | Lost 1-2 | -191512 |
| 7standard | 415 | Key, Tessa (1482) | Lost 0-2 | -181494 |
| top | average opponent: 1480record: 1-4 | new rating: 1494 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 510 | Larsen, Martin (1369) | Won 2-1 | +151575 |
| 2standard | 601 | Crawford, Andrew A (1518) | Won 2-0 | +171592 |
| 3standard | 697 | Catton, Rob (1548) | Lost 1-2 | -191573 |
| 4standard | 831 | Leber, Denis (1342) | Lost 1-2 | -221551 |
| 5standard | 890 | Raza, Mohammed A (1499) | Won 2-1 | +171568 |
| 6standard | 834 | Gruber, Klaas (1737) | Lost 0-2 | -151553 |
| top | average opponent: 1502record: 3-3 | new rating: 1553 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 462 | Papadopoulos, Nicolas (1539) | Lost 0-2 | -181510 |
| 2sealed | 535 | Higgs, Philip (1482) | Won 2-1 | +181528 |
| 3sealed | 510 | Feller, Joel (1506) | Won 2-0 | +171545 |
| 4sealed | 322 | McCallum, Kieren (1517) | Lost 0-2 | -181527 |
| 5sealed | 433 | Connors, Sam (1505) | Won 2-0 | +171544 |
| 6sealed | 304 | Salvadori, Alex (1519) | Won 2-1 | +181562 |
| 7sealed | 310 | Watson, Alex (1502) | Won 2-0 | +171579 |
| 8sealed | 158 | Sedgman, Charles (1561) | Lost 1-2 | -191560 |
| top | average opponent: 1516record: 5-3 | new rating: 1560 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 184 | Klein, Fabian (1658) | Lost 0-2 | -151485 |
| 4block | 241 | Dellar, Martha (1371) | Won 2-0 | +161501 |
| 5block | 262 | Bennett, Stephen (1537) | Won 2-0 | +181519 |
| 6block | 160 | Harris, Paul D (1602) | Won 2-0 | +201539 |
| 7block | 331 | Whitfield, Peter (1565) | Lost 0-2 | -181521 |
| 8block | 78 | van der Vegt, Jan (1863) | Won 2-1 | +241545 |
| 9block | 105 | Mcallister, Will (1570) | Lost 1-2 | -171528 |
| top | average opponent: 1595record: 4-3 | new rating: 1528 | ||