 Another cardinal @-@ nephew , Sisto della Rovere , who received the vice @-@ chancellorship and all the benefices of his half @-@ brother , was not explicitly named as protector , although he wrote to Henry VII stating his intent to " maintain his brother 's friendships " . Henry VIII replied to Sisto that he considered his friendship especially valuable , asserting that Sisto had been close to his father . There is no evidence that Sisto was offered the protectorship . 
