Question: Who was born first, Guy Gavriel Kay or Joanne Harris?

full_context: Document 1: Jo Barrett: Jo Barrett is a romance author who was born in Okinawa, Japan, but she can speak only one Japanese word; Sushi.
Document 2: Edward Kay (writer): Edward Kay is a Toronto-based screenwriter, story editor and novelist with a background in both live-action and animated television comedy, as well as print journalism.
Document 3: Under Heaven (novel): Under Heaven is the eleventh novel by Canadian fantasy author Guy Gavriel Kay. It was published in April 2010 by Viking Canada. Set in a fantasied Tang China, it is Kay's first work set outside of a fantasied European or Mediterranean setting. The novel is based on a fictionalized version of the An Shi Rebellion. "Under Heaven" takes place in a completely new world, as seen by it having only one moon as opposed to the two moons normally present in Guy Gavriel Kay's works. In 2013 he published a second novel, "River of Stars", set approximately 400 years later in the same world.
Document 4: Jeanette Winterson: Jeanette Winterson, OBE (born 27 August 1959) is an award-winning English writer, who became famous with her first book, "Oranges Are Not the Only Fruit", a semi-autobiographical novel about a sensitive teenage girl rebelling against conventional values. Some of her other novels have explored gender polarities and sexual identity. Winterson is also a broadcaster and a professor of creative writing. She is a two-time winner of the Lambda Literary Award, which focuses on LGBT issues.
Document 5: Joanne Harris: Joanne Michèle Sylvie Harris, {'1': ", '2': ", '3': ", '4': "} (born 3 July 1964) is an English author, known for her award-winning novel "Chocolat". It was later turned into the 2000 film "Chocolat".
Document 6: River of Stars: River of Stars is the twelfth novel by Canadian fantasy author Guy Gavriel Kay. It was published in April 2013 by Roc Hardcover. It is Kay's second work set in an alternate history of China, taking place 400 years after his previous novel, "Under Heaven". The novel is a fictionalized account of the beginning of the Jin–Song Wars during the Song Dynasty.
Document 7: J. K. Rowling: Joanne Rowling, {'1': ", '2': ", '3': ", '4': "} ( ; born 31 July 1965), who writes under the pen names J. K. Rowling and Robert Galbraith, is a British novelist and screenwriter who wrote the "Harry Potter" fantasy series. The books have won multiple awards, and sold more than 400 million copies. They have become the best-selling book series in history and been the basis for a series of films, over which Rowling had overall approval on the scripts and was a producer on the final films in the series.
Document 8: Deborah Moggach: Deborah Moggach (born Deborah Hough; 28 June 1948) is an English writer. She has written eighteen novels, including "The Ex-Wives", "Tulip Fever" (made into the film of the same name), "These Foolish Things" (made into the film "The Best Exotic Marigold Hotel") and "Heartbreak Hotel".
Document 9: Guy Gavriel Kay: Guy Gavriel Kay {'1': ", '2': ", '3': ", '4': "} (born November 7, 1954) is a Canadian writer of fantasy fiction. Many of his novels are set in fictional realms that resemble real places during real historical periods, such as Constantinople during the reign of Justinian I or Spain during the time of El Cid. Those works are published and marketed as historical fantasy, although Kay has expressed a preference to avoid genre categorization.
Document 10: Julie Maroh: Julie Maroh (Lens, Pas-de-Calais, 1985) is a French writer and illustrator of graphic novels, who originates from Northern France. She wrote "Blue Is the Warmest Color" ("Le bleu est une couleur chaude") about the life and love of two young lesbians, which has been adapted in the award winning film "Blue Is the Warmest Colour" by Abdelatif Kechiche.
Document 11: Sheila Hutchins: Sheila Hutchins, an English writer, was born in Cheshire. She was Cookery Editor of the Daily Express and published many books, notably "English Recipes" (Methuen, 1967) and "Grannie's Kitchen", a series of books covering the regional cookery of England. Her light, anecdotal, witty style was accompanied by a deep knowledge of her subject.
Document 12: Paula Hawkins (author): Paula Hawkins (born 26 August 1972) is a Zimbabwe-born British author, best known for her best-selling psychological thriller novel "The Girl on the Train" (2015), which deals with themes of domestic violence, alcohol, and drug abuse. The novel was adapted into a film starring Emily Blunt in 2016. Hawkins' second novel, "Into the Water", was released in 2017.
Document 13: Ysabel: Ysabel is the tenth novel by Canadian fantasy author Guy Gavriel Kay. It was first published in January 2007 by Viking Canada. It is Kay's first urban fantasy and his first book set outside his fantasied Europe milieux since the publication of his first three novels in the 1980s ("The Fionavar Tapestry"). Kay lived in the countryside near Aix-en-Provence, the setting of Ysabel, while he wrote it. The story tells of 15-year-old Ned Marriner who discovers his magical heritage while staying with his photographer father in Provence. He meets an American exchange student, the two become involved in an ancient "story" of love, sacrifice, and magic unfolding in the present day, which draws in Ned's family and friends.
Document 14: The Fionavar Tapestry: The Fionavar Tapestry is a trilogy of fantasy novels by Guy Gavriel Kay, first published between 1984 and 1986. The novels are partly set in our own contemporary world, but mostly in the fictional world of Fionavar. It is the story of five University of Toronto senior law and medical students, who are drawn into the 'first world of the Tapestry' by the mage Loren Silvercloak. Once there, each discovers his or her own role and destiny in the framework of an epic conflict. The books original cover illustrations were created by Martin Springett.
Document 15: The Sarantine Mosaic: The Sarantine Mosaic is a historical fantasy duology by Guy Gavriel Kay, comprising "Sailing to Sarantium" and "Lord of Emperors". The titles of the novels allude to works by poet W. B. Yeats.
ground_truth: Guy Gavriel Kay