Dela Cruz, Guillermo
Current rating: 1525
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 135 | Ling San Keng, Bryan (1507) | Won 2-1 | +181570 |
| 2standard | 46 | Ado, Ronald Alain (1433) | Lost 0-2 | -211549 |
| 3standard | 294 | Chee, Howe Ming (1440) | Won 2-0 | +161565 |
| 4standard | 184 | Lee, Michael [TWN] (1514) | Lost 0-2 | -191546 |
| 5standard | 211 | Canlas, Liam Daniel (1485) | Won 2-0 | +171563 |
| 6standard | 199 | Wong, Wei Quan (1578) | Won 2-1 | +181581 |
| 7standard | 146 | Longno, Ian Philip (1508) | Lost 1-2 | -191562 |
| 8standard | 190 | Bautista, Joshua Daniel (1518) | Won 2-0 | +171579 |
| 9standard | 134 | Abd Ghani, Johan (1493) | Won 2-0 | +171596 |
| 10standard | 66 | Lim, Ernest (1848) | Won 2-0 | +221618 |
| 11standard | 60 | Gabilo, Marvin (1575) | Lost 0-2 | -191599 |
| 12standard | 71 | Luces, Jonathan Justin (1651) | Lost 1-2 | -171582 |
| 13standard | 85 | Uy, Jason (1545) | Lost 1-2 | -181564 |
| 14standard | 94 | Cabrera, Mark Benedict (1459) | Lost 0-2 | -201544 |
| 15standard | 92 | Lim, Rey (1500) | Lost 0-2 | -191525 |
| top | average opponent: 1537record: 7-8 | new rating: 1525 | ||
| Grand Prix Manila 2008 (Lorwyn block) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 204 | De Leon, Rendell Roi (1500) | Lost 0-2 | -181499 |
| 2block | 263 | Rosales, Michael Busio (1482) | Won 2-0 | +171516 |
| 3block | 109 | Salazar, Frederick (1606) | Lost 1-2 | -161500 |
| 4block | 202 | Sison, Gabriel Dominik (1482) | Won 2-1 | +181518 |
| 5block | 155 | Go, Hadrian C (1502) | Lost 0-2 | -191499 |
| 6block | 195 | Mogul, Angelo Paulo (1481) | Won 2-0 | +181517 |
| 7block | 180 | Candaroma, Rudolph Joh (1501) | Won 2-0 | +181535 |
| 8block | 134 | Superticioso, Mars (1518) | Won 2-0 | +171552 |
| top | average opponent: 1509record: 5-3 | new rating: 1552 | ||
| Grand Prix Manila 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 128 | Ubay, Carmelo (1500) | Draw 1-1 | 01500 |
| 2sealed | 89 | Villanueva, Butch (1500) | Won 2-0 | +181518 |
| 3sealed | 48 | Famorcan, Caesar (1500) | Draw 1-1 | 01518 |
| 4sealed | 96 | Doza, Melvin (1518) | Won 2-1 | +181536 |
| 5sealed | 63 | Mercado, Emmanuel (1518) | Lost 1-2 | -191517 |
| 6sealed | 91 | Chu, Louis (1493) | Won 2-1 | +181535 |
| 7sealed | 63 | Miraflor, Briggs (1535) | Lost 0-2 | -181517 |
| top | average opponent: 1509record: 3-2-2 | new rating: 1517 | ||