Geneviève d'Ossun Antoinette had been sentenced guilty, and neglect to report them. She was called before the court on 25 July and judged guilty as charged and sentenced to execution by guillotine the following day in accordance with the Law of 22 Prairial. According to a co-prisoner who was not sentenced to death, she behaved with courage during her trial. The protocol stated: "Age 44, born and resident of Paris, the widow d'Osson, a former noblewoman and Marechale, previously the lady-in-waiting of the widow Capet, was sentenced to death on the 8 Thermidor the Year II in Paris by the Revolutionary Court
Marie-Gabrielle Capet pastels, which were praised for their virtuoso draftsmanship and use of color. Many of her pastel paintings were portraits, though by 1808 she was regarded as a history painter in her own right. She counted among other customers several members of the royal family, and other members of Paris society, such as the lawyer Pierre-Nicolas Berryer and the playwright Joseph Chénier.[6] Capet and Labille-Guiard not only enjoyed a professional relationship, but were also close family friends. Capet would move in with her teacher at the Louvre until Labille-Guiard's death. Even after Adélaïde Labille-Guiard married the painter François Vincent in 1799,