[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"event-plain-introduction-of-king-s-plate-races-1666":3},"Under King Charles II, the King's Plate Races were introduced in 1666, designed to favor fast yet strong horses capable of winning 4-mile races with a 12-stone weight load. This significantly improved the breed.",1789333836963]