Simplify the following text for a Grade 4 native English-speaking person.
Original: Depending upon the time of various myths , she was described as the daughter of Pallas ( Titan ) and Styx ( Water ) , and the sister of Kratos ( Strength ) , Bia ( Force ) , and Zelus ( Zeal ) .
Simplified: She was the daughter of Styx and Pallas and the sister of Cratos , Bia , and Zelus .