Complex sentence: Porpora's daughter said she had never heard of her father's actions but that it fit in with his mischievous nature; but Jeff Jerome pointed out that the details of Porpora's story seemed to change with each telling.
Split into simpler sentences: Porpora's daughter said she had never heard of her father's actions, but that the story fit in with his mischievous nature. Nevertheless, Jeff Jerome pointed out that the details of Porpora's story seemed to change with each telling.