Dreev’s 1.d4 d5 Sidelines for Black PGN Only May 17, 2026

For decades, the great unsolved question of 1. For decades, the great unsolved question of 1.d4 d5 has been everything that isn’t 2.c4. Dreev and Basso solve it through a unified Black system built on principle rather than memorization, anchored by a revolutionary new idea against the London. The third volume completing the authors’ QGD series — and the final piece of a comprehensive repertoire against every first move White can choose.