| Name: | Mario Sedek |
| Federation: |  |
| Years: | 1998 - 1999 |
| Total Games: | 5 |
| Wins: | 0 (0 %) |
| Draws: | 1 (20 %) |
| Losses: | 4 (80 %) |
| Score: | 10 % |
| Tournament | Date | Elo Avg. | Country |
| Buenos Aires Intercoop 25th | 08/??/1999 | 823 |  Argentina |
| Najdorf Festival op | 10/??/1998 | 1106 | Argentina |
| ECO | Opening | Games |
| A52 | Budapest defence | 1 games |
| D93 | Gruenfeld with Bf4 e3 | 1 games |
| ECO | Opening | Games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 1 games |
| C55 | Two knights defence | 1 games |
| D40 | Queen's Gambit Declined, Semi-Tarrasch defence | 1 games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Moschini, G | Sedek, M | 1-0  |
20 | D53 | 1999 | Buenos Aires Intercoop 25th |
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| Alvarez, P | Sedek, M | 1-0 |
31 | D40 | 1998 | Najdorf Festival op |
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| Sedek, M | Bourgeois, W | 0-1 |
52 | D93 | 1998 | Najdorf Festival op |
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| Sanchez, E | Sedek, M | ½-½ |
18 | C55 | 1998 | Najdorf Festival op |
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| Sedek, M | Benko, F | 2160 | 0-1 |
22 | A52 | 1998 | Najdorf Festival op |
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