Dennis Porras
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| CRA-ch | ??/??/1994 | 1319 | Costa Rica |
Most Played Openings as White
| ECO | Opening | Games |
| A21 | English opening | 1 games |
| A25 | English, Sicilian reversed | 1 games |
| A34 | English, symmetrical variation | 1 games |
| A29 | English, four knights, kingside fianchetto | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| B00 | King's pawn opening | 1 games |
| A44 | Old Benoni defence | 1 games |


Costa Rica