 Gambra, however, disagrees and says that it is "an extremely weak argument, starting with the documentary reference, which is scarcely significant.Its character is rather ornamental and literary".Montaner Frutos also says that this hypothesis is "unlikely and problematic" since it was not necessary for the king to marry Zaida to legitimize his son and that, furthermore, the French Isabel died in 1107 according to her epitaph.