Source: Schema.org v30.1 vocabulary. Official winner property definition.
What does winner mean?
A sub property of participant. The winner of the action.
Parent properties
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