Grivas Opening Laboratory - Volume 4 Analysis Chess Sets This full-tournament sized Chess set

This full-tournament sized Chess set features a 4

International Master John Donaldson is a player

(originally published in four volumes between 1984 and 1987)

This is the first in a series of four books by World Chess Champion Mikhail Botvinnik

Grivas Opening Laboratory - Volume 4 Analysis Chess Sets This full-tournament sized Chess setIn the fourth book of the series we will deal with Queens Gambit structures, and more specifically: The Queens Gambit Accepted, a quiet system which aims to preserve simple and equal drawish positions (from Blacks point of view!) and is played today at all levels. Our proposed system is based on the move 4. Na3, a system that I havent played much (except lately!), but then the QGA is a rare bird as well The 4. Na3 system scores approximately 52%, when