I don't know how I could help, if needed I could try to research on this people, but he didn't inform any dates. These might be still living.
I found a Francesco Pezza di Pavignano from Torino that lived in the 1880s, but on a hurry I could not find any family. He seemed to be of noble origins.
Maybe the system should have some way to reverse the entries before they were vandalized and then let them for adoption.