Black Repertoire based on 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6. The first edition was published in 2016 and had 220 pages, this edition is substantially updated and revised. The author himself writes in the introduction that this is practically a new book. GM Kotronias examines all possibilities of White, including sidelines in the 2nd and 3rd moves. Each chapter contains analysis, word explanation and annotated games, index of variants at the end. Vassilios Kotronias is strong GM (peak rating 2628) and famous theoretician. He was ten-time Greek Champion. Further information about the book and a sample are available at chess-stars.com. 2 pictures.