Furio, Guillermo
Current rating: 1507
Record: 5-5-1
| Grand Prix Madrid 2004 (DST limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 63 | Galende Gutierrez, Diego (1500) | Won 2-1 | +181485 |
| 2sealed | 101 | Mendoza, Nancy (1395) | Won 2-1 | +161501 |
| 3sealed | 21 | Villafranca, Asier (1538) | Lost 0-2 | -171484 |
| 4sealed | 337 | Fernandez Garcia, Javier (1518) | Won 2-1 | +191503 |
| 5sealed | 152 | Ceneda, Diego (1570) | Lost 1-2 | -171486 |
| 6sealed | 216 | Duarte, Joao (1637) | Won 2-1 | +211507 |
| average opponent: 1526record: 4-2 | new rating: 1507 | |||
| Grand Prix Seville 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Cintrano Prieto, Marco (1500) | Draw 1-1 | 01500 |
| 2sealed | 212 | Rodriguez, Rafael (1571) | Lost 1-2 | -171483 |
| 3sealed | 301 | Gandara Alonso, Carlos (1555) | Won 2-0 | +201503 |
| 4sealed | 224 | Mellado, Diego (1500) | Lost 0-2 | -181485 |
| 5sealed | 279 | Pichamorena, Angel (1482) | Lost 0-2 | -181467 |
| average opponent: 1522record: 1-3-1 | new rating: 1467 | |||