Complex sentence: She was mentioned as Astronema in Tommy Oliver's Legacy of Power video log in Dino Thunder; however, her being the sister of Andros and her time as the Pink Galaxy Ranger are not mentioned.
Split into simpler sentences: She was mentioned as Astronema in Tommy Oliver's Legacy of Power video log in Dino Thunder. However her being the sister of Andros and her time as the Pink Galaxy Ranger are not mentioned.