The diff 102336099 of page Petriolo is very small. But the page history indicates more than 23,000 bytes added.
Indeed, many white spaces have been added in the "Eventi" section.
In diff view, the compared version, there isn't any char added or removed. The extra spaces aren't showing.
The white spaces are visible in only in edit mode for the whole page. In the edit view for only the section "Eventi" or "Cultura", the spaces are not visible.