Complex sentence: According to Machiavelli, the fortress was poorly built and defense operations where misdirected by Giovanni da Casale, said: "He therefore bad built was the fortress and the little prudence of those who defended the shame magnanimous enterprise of the Countess...".
Split into simpler sentences: According to Machiavelli, the fortress was poorly built and defense operations were misdirected by Giovanni da Casale. He said: "The poorly built fortress and the scant prudence of the defender, therefore, brought disgrace to the magnanimous enterprise of the Countess...".