Complex sentence: In November 2015, Ye-rin revealed her will be debuted as a solo artist with release teaser image and announced her first solo album titled "Frank" with titled song "Across the Universe" was released on November 30.
Split into simpler sentences: In November 2015, Ye-rin debuted as a solo artist with her first solo album "Frank". The title song "Across the Universe" was released on November 30.