Piet Porkert
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Vienna op-B 14th | 08/16/2003 | 1821 | Austria |
Most Played Openings as White
| ECO | Opening | Games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 1 games |
| A42 | Modern defence, Averbakh system | 1 games |
| E70 | King's Indian, 4.e4 | 1 games |
| A40 | Queen's pawn | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D44 | Queen's Gambit Declined semi-Slav, 5.Bg5 dc | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| B21 | Sicilian, Grand Prix attack | 1 games |
| B55 | Sicilian, Prins variation, Venice attack | 1 games |


Austria