Tom Grater International Film ReporterThe BFI London Film Festival has set Francis Lee’s Ammonite as its closing film.Starring Kate Winslet and Saoirse Ronan, the film is set in the 1840s, following palaeontologist Mary Anning when she encounters a young woman recuperating from a personal tragedy,It is world premiering at Toronto and also took part in the 2020 Cannes Label selection at the cancelled French festival.The London screening will take place on October 17 at cinemas across the UK,