A 12-tone row contains all 12 notes of the chromatic scale. In this line, Shaun plays a slow demonstration of an eight-bar passage that comprise two note-rows that both feature divergent chromatic lines (one ascending and one descending) that stem from the same note. In other words, they move apart. Learn this and more in "Chromatic Lead Guitar Techniques" - http://www.fundamental-changes.com/book/chromatic-lead-guitar-techniques/ | Fundamental Changes in Guitar