Marcos Osorios Ortiz
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Baden-ch | 04/06/2007 | 2205 | Germany |
| Oberliga Baden 0304 | 10/12/2003 | 1946 | Germany |
| Baden VLS 0203 | 10/13/2002 | 832 | Germany |
| Oberliga Baden 0001 | 10/15/2000 | 1880 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 4 games |
| C15 | French, Winawer (Nimzovich) variation | 2 games |
| B09 | Pirc, Austrian attack | 2 games |
| B01 | Scandinavian (centre counter) defence | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A48 | King's Indian, East Indian defence | 4 games |
| A52 | Budapest defence | 2 games |
| C19 | French, Winawer, advance, 6...Ne7 | 2 games |
| C06 | French, Tarrasch, closed variation, main line | 2 games |


Germany