Complex sentence: Mauboy revealed that Dogg was a last minute addition to the song, and had planned to feature a female rapper on the song, of which include Lady Sovereign, Nicki Minaj or Missy Elliott.
Split into simpler sentences: Mauboy revealed that Dogg was a last minute addition to the song. She initially had planned to feature a female rapper like, Lady Sovereign, Nicki Minaj or Missy Elliott.