Complex sentence: Olive "Dotsie" Byrne was an American housewife and domestic of William Moulton Marston and Elizabeth Holloway Marston; she is credited as the chief inspiration for his creation Wonder Woman.
Split into simpler sentences: Olive "Dotsie" Byrne was an American housewife. She was a partner of William Moulton Marston and an inspiration for his creation Wonder Woman.