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PropertyData for May 2026
parentItem
Estimated domains
1K - 10K
Description
The parent of a question, answer or item in general. Typically used for Q/A discussion threads e.g. a chain of comments with the first comment being an Article or other CreativeWork. See also comment which points from something to a comment about it.
Definition from the Schema.org vocabulary (English).
Trend over time
At least two months are needed to show a trend. The series will grow with every monthly update.
Used on types
Tiers indicate the number of unique domains using the term. They are intentionally approximate to reduce noise and protect site privacy. How to read the data.