Yohannes Simbolon
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 38th Olympiad | 11/13/2008 | 2152 |  Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E68 | King's Indian, fianchetto, classical variation, 8.e4 | 1 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
| E51 | Nimzo-Indian, 4.e3 e8g8, 5.Nf3 d7d5 | 1 games |
| D43 | Queen's Gambit Declined semi-Slav | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D12 | Queen's Gambit Declined Slav, 4.e3 Bf5 | 1 games |
| A09 | Reti opening | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| B18 | Caro-Kann, classical variation | 1 games |
