Source: Schema.org v30.1 vocabulary. Official isBasedOn property definition.
What does isBasedOn mean?
A resource from which this work is derived or from which it is a modification or adaptation.
Used on types (domainIncludes)
Expected value types (rangeIncludes)
Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.
Related reference
Browse all Schema.org types and properties · Google feature support status