Complex sentence: This is the first painting in which he used starry backgrounds; he went on to paint star-filled skies in "Starry Night Over the Rhone" (painted the same month), and the better known "Starry Night" a year later.
Split into simpler sentences: This is the first painting in which he used starry backgrounds. He went on to paint star filled skies in "Starry Night Over the Rhone", painted the same month, and the better known "Starry Night" a year later.