Stephan Groos
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Hessen-ch int 1st | 07/??/1999 | 1010 | Germany |
| GER-chT U15 | 12/30/1997 | 25 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E20 | Nimzo-Indian defence | 1 games |
| E46 | Nimzo-Indian, 4.e3 O-O | 1 games |
| D80 | Gruenfeld defence | 1 games |
| D91 | Gruenfeld, 5.Bg5 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B26 | Sicilian, closed, 6.Be3 | 1 games |
| A00 | Polish (Sokolsky) opening | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| D60 | Queen's Gambit Declined, Orthodox defence | 1 games |


Germany