Complex sentence: After making a mark with her first unofficial studio album, "The Audition" CD release, Monáe debuted publicly with a conceptual EP:', which peaked at number 115 on the "Billboard" 200 in the United States.
Split into simpler sentences: After making a mark with her first unofficial studio album, "The Audition" CD release, Monáe debuted publicly with a conceptual EP:'. The EP had limited commercial impact, peaking at number 115 on the "Billboard" 200 in the United States.