title: Coco Chanel
context: In 1918, Chanel purchased the building at 31 rue Cambon, in one of the most fashionable districts of Paris. In 1921, she opened an early incarnation of a fashion boutique, featuring clothing, hats, and accessories, later expanded to offer jewellery and fragrances. By 1927, Chanel owned five properties on the rue Cambon, buildings numbered 23 to 31.[25]
question: When did Gabrielle Bonheur "Coco" Chanel found the Chanel brand?
answers: 1921