 The king considered that a river bank was a coast of a river, and that to guard the banks of the Guadalquivir fitted the rule of this order; and so he gave them the castle, renamed the Castle of San Jorge, as his part of the deal.Among the activities at the castle was the veneration of their patron (Saint George) through cults and religious celebrations, for which rose a chapel that over the years became the first parish of Triana.That is, the temple of St. George's parish was none other than the knights' chapel inside the castle.