Complex sentence: According to Mark Jenkins of the "Washington Post", "Like Sevendust, Flaw is apparently still smarting from childhood trauma" and, ultimately, "Flaw lets its guard down".
Split into simpler sentences: According to Mark Jenkins the "Washington Post", "like Sevendust, Flaw is apparently still smarting from childhood trauma". The "Washington Post" also wrote that ultimately, "Flaw lets its guard down".