Complex sentence: She was previously a member of the Korean girl group 4Minute, was one of the first five original members of Wonder Girls, is one-half of the musical duo Trouble Maker, and has also led a successful solo career.
Split into simpler sentences: She was previously a member of the Korean girl group 4Minute, was one of the first five original members of Wonder Girls. Currently, she is one-half of the musical duo Trouble Maker, and has also led a successful solo career.