Original sentence: " His 1983 release, Living in Oz, contained more serious subject matter, a more hard-rock sound, and more technological sound.His 1984 single "Hard to Hold" (from the album of the same name) was his last top ten hit in the U.The album went platinum on the strength of the hits "Human Touch", "Souls", and "Affair of the Heart"
Edited sentence: " But it was 1983's Living in Oz that established Springfield as a serious songwriter.Filled with serious subject matter and back by a harder rock edge and more technological sound, the release went platinum on the strength of the hits "Human Touch", "Souls", and "Affair of the Heart"