Santos, Clark
Current rating: 1626
Record: 19-10-1
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 83 | Yu, Joseph Cassidy (1500) | Won 2-0 | +161658 |
| 2standard | 276 | Gaw, Gilbert (1518) | Won 2-0 | +151673 |
| 3standard | 471 | Caguiat, Froilan Archie (1570) | Lost 0-2 | -201653 |
| 4standard | 457 | Rodriguez, Doby (1483) | Lost 1-2 | -211632 |
| 5standard | 596 | Wu, Catherine Lei (1465) | Won 2-1 | +151647 |
| 6standard | 195 | Osal, Rod M (1497) | Lost 1-2 | -211626 |
| top | average opponent: 1506record: 3-3 | new rating: 1626 | ||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 413 | Wong, Sain Lup (1500) | Won 2-1 | +161620 |
| 2standard | 12 | Ong, Raynald (1518) | Won 2-1 | +161636 |
| 3standard | 67 | Acosta, Antonio Villan (1536) | Won 2-1 | +171653 |
| 4standard | 32 | Lomeda, Michael (1556) | Won 2-1 | +161669 |
| 5standard | 26 | Salazar, Jeck Linay (1576) | Won 2-1 | +161685 |
| 6standard | 3 | Tan, Lloyd Ryan (1611) | Lost 1-2 | -191666 |
| 7standard | 60 | Valenzuela, Ephraim (1573) | Lost 1-2 | -201646 |
| 8standard | 136 | Enriquez, Emil Gabriel (1558) | Lost 1-2 | -191627 |
| 9standard | 133 | Basallo III, Ricardo (1490) | Won 2-0 | +151642 |
| top | average opponent: 1546record: 6-3 | new rating: 1642 | ||
| Grand Prix Manila 2008 (Lorwyn block) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 69 | Guevarra, Warren (1409) | Won 2-0 | +151569 |
| 2block | 53 | Mamokan, Emran S (1518) | Won 2-1 | +171586 |
| 3block | 25 | Aslanbaigi, Ali (1536) | Won 2-0 | +171603 |
| 4block | 51 | Ishii, Taisuke (1714) | Lost 1-2 | -151588 |
| 5block | 114 | Hermosilla, Alfred Martin (1556) | Won 2-0 | +171605 |
| 6block | 77 | Gabriel, Robert John M (1553) | Won 2-1 | +171622 |
| 7block | 36 | Jaro, John (1556) | Draw 1-1 | -11621 |
| 8block | 31 | Jaro, Ogie (1700) | Lost 0-2 | -171604 |
| top | average opponent: 1568record: 5-2-1 | new rating: 1604 | ||
| Grand Prix Manila 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Guzman, Brian Justin (1500) | Lost 0-2 | -181482 |
| 2sealed | 162 | Arogo, Irwin Jansen (1482) | Won 2-1 | +181500 |
| 3sealed | 107 | Barcellano, Carlo Ergu (1500) | Lost 1-2 | -181482 |
| 4sealed | 159 | Alaman, Miguel Jose (1482) | Won 2-0 | +181500 |
| 5sealed | 81 | Nilo, Rico (1500) | Won 2-1 | +181518 |
| 6sealed | 54 | Butaran, Bot (1518) | Won 2-0 | +181536 |
| 7sealed | 62 | Malanao, Dindo (1535) | Won 2-0 | +181554 |
| top | average opponent: 1502record: 5-2 | new rating: 1554 | ||