So being the Prince alone on the field without suffering defeat but inflicting it on the adversary he became heir and master of his own victory" in Chronica de El- rei D.Affonso V...​ 3rd book, chapter CXCI. ↑ ↓ French historian Jean Dumont in La "imcomparable" Isabel la Catolica/ The incomparable Isabel the Catholic​, Encuentro Ediciones, printed by Rogar-Fuenlabrada, Madrid, 1993 (Spanish edition), p.