Information from Convekta website:
Encyclopedia of Middlegame - the program for studying the middlegame plans behind various openings and the playing techniques. A theoretical section includes over 600 games/lectures, each of them illustrating the popular openings' typical plans and methods. There is also a special training section with more than 1000 exercises for a user to solve as well as 400 training positions to be played against the built-in chess playing program Crafty. The course is composed by GM Kalinin. The Encyclopedia of Middlegame program contains detailed material on two courses:
Typical Pawn Structures: Karlsbad, Hedgehog, etc.
Typical Plans and Methods in the Most Popular Openings: Scotch, Ruy Lopez, Sicilian, Caro-Kann, French, English opening, Dutch, Slav, Catalan, Nimzo-Indian, King's Indian, Gruenfeld, Benko Gambit.
SYSTEM REQUIREMENTS: IBM-compatible PC, 32 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 95/98/2000/NT/ME/XP/Vista. CD-ROM drive. No additional software is required.