| Name: | Joan Buch |
| Federation: |  |
| Years: | 2007 - 2007 |
| Total Games: | 8 |
| Wins: | 3 (37.5 %) |
| Draws: | 3 (37.5 %) |
| Losses: | 2 (25 %) |
| Score: | 56.25 % |
| Tournament | Date | Elo Avg. | Country |
| ESP-ch U10 | 07/01/2007 | 98 |  Spain |
| ECO | Opening | Games |
| B00 | King's pawn opening | 1 games |
| C54 | Giuoco Piano | 1 games |
| C10 | French, Paulsen variation | 1 games |
| B92 | Sicilian, Najdorf, Opovcensky variation | 1 games |
| ECO | Opening | Games |
| B25 | Sicilian, closed | 1 games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 1 games |
| B27 | Sicilian defence | 1 games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Buch, J | Laiz Ibanez, H | 0-1  |
A00 | 2007 | ESP-ch U10 |
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| Buch, J | Rubio Notario, D | ½-½ |
14 | B92 | 2007 | ESP-ch U10 |
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| Abal Cores, L | Buch, J | 1-0 |
35 | B27 | 2007 | ESP-ch U10 |
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| Buch, J | Garrido Piriz, P | 1-0 |
42 | C10 | 2007 | ESP-ch U10 |
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| Buch, J | Ventura Bolet, M | 1-0 |
54 | C54 | 2007 | ESP-ch U10 |
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| Herrera Gonzalez, J | Buch, J | ½-½ |
43 | B31 | 2007 | ESP-ch U10 |
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| Jane, J | Buch, J | ½-½ |
16 | B25 | 2007 | ESP-ch U10 |
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| Buch, J | Vilanova Olmedo, I | 1-0 |
15 | B00 | 2007 | ESP-ch U10 |
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