Thank you for sending me a link to your interesting thread. The person helping you is so kind to share all that priceless information. I'm sure the "Iaia" name of my family is in there somewhere. Sortino was a small town (it has since grown), and neighbors married neighbors. Here is the outline of what I know about my paternal grandparents:

My grandparents:
Carlo Piraneo - born January 24, 1895
Rosa Blancato - born September 7, 1903

My great-grandparents (my grandfather's parents):
Sebastiano Piraneo - born April 30, 1868
Sebastiana Capello - born August 26, 1873

My great-great grandparents (my grandfather's maternal grandparents):
Giovanni Capello - born?
Giuseppa Santo - born ?

My great-grandparents (my grandfather's paternal grandparents):
Carlo Piraneo - born July 28, 1829
Sebastiana Iaia - born September 27, 1831

My great-great grandparents (my grandfather's great-grandparents on his grandmother Sebastiana Iaia's side):
Giuseppe Iaia - born ?
Antonina Mineo - born ?

My great-grandparents (my grandmother's parents):
Serafino Blancato - born October 11, 1852
Margherita Bucello - born January 30, 1866