Complex sentence: However this did not last long and with the help of his friend the Countess Catherine Nobili Sforza he was reinstated but died soon after in the arms of his friend Cardinal Arnaud d'Ossat during the year 1600.
Split into simpler sentences: However this did not last long and with the help of his friend Countess Catherine Nobili Sforza he was reinstated. Jean died soon after in the arms of his friend Cardinal Arnaud d'Ossat during the year 1600.