RIYADH: More than 450 horses are expected to take part in the second edition of the equestrian festival in Diriyah, which will begin on Jan. 10 under the patronage of Prince Faisal bin Bandar bin Abdulaziz, the governor of Riyadh. The event, titled Ubayyah in Diriyah, will take place at the International Equestrian Resort in partnership with the Diriyah Gate Development