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| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. H Mas vs J K Aziz |
| 1-0 | 27 | 1993 | Asia-chT | B92 Sicilian, Najdorf, Opocensky Variation |
| 2. H Mas vs T Tirto |
| 0-1 | 23 | 2008 | ASEAN Masters Circuit GMA | B92 Sicilian, Najdorf, Opocensky Variation |
| 3. H Mas vs L Pantsulaia |
 | 0-1 | 54 | 2008 | Dubai Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 4. H Mas vs R Ibrahimov |
| ½-½ | 35 | 2008 | Dubai Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 5. H Mas vs H Nguyen |
| ½-½ | 19 | 2008 | Budapest FS07 GM | B92 Sicilian, Najdorf, Opocensky Variation |
| 6. H Mas vs M Baba |
| 1-0 | 53 | 2008 | Malaysian Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 7. H Mas vs Y Gruenfeld |
| 0-1 | 41 | 2010 | Khanty-Mansiysk Olympiad | B92 Sicilian, Najdorf, Opocensky Variation |
| 8. H Mas vs R S Jones |
| 1-0 | 59 | 2010 | Khanty-Mansiysk Olympiad | B92 Sicilian, Najdorf, Opocensky Variation |
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Kibitzing
