this contract is to be given in the manner aforesaid, thus canceling the sale, the said treaties negotiated between the said Catholic sovereigns Don Fernando and Doña Ysabel and the said King Dom Joam the Second of Portugal, shall remain in full force and power, as if this contract were not made; and the said constituents shall be obliged to comply with it in every respect, as is therein stated.
Item: It is covenanted and agreed by the said attorneys that although the rights and dominion which the said emperor and king of Castilla claims to possess in the said lands, districts, seas, and islands and which he sells to the said King of Portugal in the manner abovesaid are worth more than half of the just price given, and the said emperor and king of Castilla has certain definite knowledge through exact information of persons who are experts on the subject, and who have investigated and ascertained definitely, that said rights are of much greater value and worth, more than half of the just price that the said King of Portugal gives to the said emperor and king of Castilla he is pleased to make him a gift of it, as he does in fact, which from the said day henceforth shall be valid between the living, of the said excess in value above the half of the just price, however great that excess may be. This excess in value above the half of the just price, the said emperor and king of Castilla relinquishes for himself and his successors, and disunites the same from the royal crown of his kingdoms forever, and delivers it entire to the said King of Portugal, to him and to his successors and crown of his kingdoms, really and effectually, in the aforesaid manner, and during the time of this contract.
