Lucena Toledo, Juan Alberto
Current rating: 1571
Record: 23-21
| Grand Prix London 2019 (WAR sealed) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| B2sealed | 987 | Bird, Adam (1521) | Won 2-0 | +171562 |
| B3sealed | 930 | Addario, Riccardo (1664) | Won 2-1 | +201582 |
| B4sealed | 889 | Claudel, Slater (1780) | Won 2-1 | +221604 |
| B5sealed | 895 | Diekjobst, Lukas (1687) | Lost 1-2 | -171587 |
| B6sealed | 911 | Thorsboe Lundblad, Asger (1685) | Lost 1-2 | -161571 |
| top | average opponent: 1668record: 3-2 | new rating: 1571 | ||
| Grand Prix London 2018 (RIX limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 288 | Rielves, Alvaro (1658) | Lost 0-2 | -151487 |
| 2sealed | 704 | Buchegger, Philip (1343) | Won 2-0 | +151502 |
| 3sealed | 745 | Spagnol, Francesco (1418) | Won 2-0 | +171519 |
| 4sealed | 499 | Gammaitoni, Eli (1661) | Lost 0-2 | -161503 |
| 5sealed | 587 | Carini, Cesare (1677) | Lost 1-2 | -151488 |
| 6sealed | 711 | Carter, Michael (1525) | Won 2-0 | +191507 |
| 7sealed | 547 | Manolache, Andrei (1509) | Won 2-0 | +181525 |
| 8sealed | 342 | Behrens, Kai (1613) | Won 2-0 | +201545 |
| top | average opponent: 1551record: 5-3 | new rating: 1545 | ||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 450 | Gascoigne, Alexis (1476) | Lost 1-2 | -191505 |
| 2modern | 533 | Beck, James (1481) | Won 0-0 | +181523 |
| 3modern | 636 | Degrave, Clement (1533) | Lost 0-2 | -181505 |
| 4modern | 767 | Tidcombe, Matthew (1486) | Won 2-1 | +181523 |
| 5modern | 540 | Carrivick Gomez, Damien (1545) | Won 2-1 | +181541 |
| 6modern | 491 | Luis, Manuel (1409) | Lost 0-2 | -201521 |
| 7modern | 530 | Carnell, Alexander (1492) | Lost 0-2 | -191502 |
| top | average opponent: 1489record: 3-4 | new rating: 1502 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 236 | Misevic, Nikola (1518) | Won 2-1 | +191480 |
| 3standard | 68 | Foster, Chris (1570) | Won 2-1 | +201500 |
| 4standard | 53 | Ruby, Connor (1557) | Won 2-0 | +191519 |
| 5standard | 3 | Hanzalek, Jan (1771) | Won 2-1 | +221541 |
| 6standard | 1 | Rolph, Sam-Luca (1759) | Lost 1-2 | -141527 |
| 7standard | 69 | Hansen, Roger (1540) | Won 2-0 | +191546 |
| 8standard | 27 | Garner, Mike (1525) | Lost 1-2 | -191527 |
| 9standard | 36 | Billett, Daniel (1545) | Won 2-0 | +181545 |
| 10standard | 103 | Murphy, David [IRL] (1569) | Lost 0-2 | -171528 |
| 11standard | 93 | Ganz, Andreas (1756) | Won 2-0 | +221550 |
| 12standard | 93 | Hofmann, Mike (1858) | Won 2-1 | +231573 |
| 13standard | 35 | Brorsson, Harald (1631) | Lost 0-2 | -171556 |
| 14standard | 84 | Gregory, Matthew (1671) | Lost 0-2 | -151541 |
| 15standard | 87 | Dictus, Mark (1622) | Lost 0-2 | -171524 |
| top | average opponent: 1635record: 8-6 | new rating: 1524 | ||
| Grand Prix Seville 2015 (FRF standard) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 13 | Rosa, Fabio (1500) | Won 2-0 | +181514 |
| 2standard | 90 | Gonzalez Gonzalez, Carlos Alberto (1500) | Lost 1-2 | -191495 |
| 3standard | 266 | Vicente Chato, Moises (1503) | Lost 0-2 | -171478 |
| 4standard | 310 | Kolp, Johann (1565) | Lost 0-2 | -171461 |
| top | average opponent: 1517record: 1-3 | new rating: 1461 | ||
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 652 | Gruson, Pierre (1511) | Won 2-0 | +181518 |
| 2sealed | 571 | Schepman, Patrick (1309) | Lost 1-2 | -221496 |
| 3sealed | 710 | Veloso, Rogerio (1502) | Won 2-0 | +191515 |
| 4sealed | 658 | Ramalho, Valter (1535) | Lost 1-2 | -181497 |
| 5sealed | 700 | Graf, Michael (1477) | Won 2-1 | +181515 |
| 6sealed | 704 | Oude Luttikhuis, Maarten (1463) | Lost 1-2 | -191496 |
| top | average opponent: 1466record: 3-3 | new rating: 1496 | ||