 It was established as an annual event in 1958 by grandmaster Enrico Paoli.In 1982/83 the tournament attracted a new sponsor and by the 1990s the tournament had gained significant international reputation, climaxing in the 1991/1992 edition.This was the first Category 18 tournament ever played; it was won by the 22-year-old Viswanathan Anand ahead of Garry Kasparov, Anatoly Karpov and Vassily Ivanchuk.