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| | StarBase 4.56 PowerBook Chess Database |
 | | Covers Irregular answers to 1.e4 (1...b6, 1...Nc6, etc.), The Scandinavian Defense, Alekhine's Defense, The Pirc/Modern Systems, The Caro-Kann Defense, and the Sicilian Defense (all variations, and about 80% of this volume). |
 | | Covers Irregular 1.d4 d5 games, The Veresov Attack, The Queen's Pawn Game, The Queen's Gambit with Irregular answers for Black, The Slav Defense, The Queen's Gambit Accepted, The Orthodox Queen's Gambit (all variations), and The Gruenfeld Defense. |
 | | Covers The Catalan System, The Blumenfeld Gambit, The Bogo-Indian Defense, The Queen's Indian Defense, The Nimzo-Indian Defense, and the King's Indian Defense - again, all variations of these massive openings. |
| www.chesscentral.com /pickard/StarBook.htm (302 words) |
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