| Utgivelsesdato | November 2020 |
| Produsent | |
| Pris | 770 NOK |
Big Database 2021
ChessBase sin egen omtale:
The Big Database 2021 contains more than 8.4 millions games from 1560 to 2020 in the highest ChessBase quality standard with ChessBase opening classification with more than 100,000 key positions, direct access to players, tournaments, middlegame themes, endgames. The most recent games of the database are from the Middle of October 2020.
| Type | DVD |
| Språk | Engelsk |