ANNALORO seems to be originally from Sicily, the first and last name of the mother clearly shows Italian origins.
Idealy, you should try to get the marriage certificate by writing to the diocese by email. They do reply and send transcript of the original record. Please bear in mind it may take several months, but in the end you'll get an answer (I made a request for myself and it took 3 months).
Here are the email addresses you may use: email@example.com firstname.lastname@example.org