premise: Charlotte Marie Pomeline Casiraghi (born 3 August 1986) is the second child of Caroline, Princess of Hanover, and Stefano Casiraghi, an Italian industrialist. She is ninth in line to the throne of Monaco. Her maternal grandparents were Rainier III, Prince of Monaco, and American actress Grace Kelly. She is named after her maternal great-grandmother, Princess Charlotte, Duchess of Valentinois.
hypothesis: Casiraghi was born in the eighth month.
reason: August is the eighth month of the year. The system was confused by the context.