Did Coco Chanel had relations with her sister Antoinette?

Coco Chanel had a complicated relationship with her sister Antoinette. While they were close during their early years, their relationship became strained as Coco rose to fame and fortune. Antoinette often lived in Coco's shadow, and their interactions were marked by both familial affection and underlying tension, reflecting the complexities of their personal dynamics. Ultimately, Coco distanced herself from her family, including Antoinette, as she pursued her career.