| Property | On Types | description |
|---|---|---|
| memberOf | An Organization (or ProgramMembership) to which this Person or Organization belongs. | |
| programMembershipUsed | Any membership in a frequent flyer, hotel loyalty program, etc. being applied to the reservation. |
| Property | Expected Type | description |
|---|---|---|
| hostingOrganization | The organization (airline, travelers' club, etc.) the membership is made with. | |
| member | A member of an Organization or a ProgramMembership. Organizations can be members of organizations; ProgramMembership is typically for individuals. | |
| members | A member of this organization. | |
| membershipNumber | Text | A unique identifier for the membership. |
| membershipPointsEarned | Number QuantitativeValue | The number of membership points earned by the member. If necessary, the unitText can be used to express the units the points are issued in. (E.g. stars, miles, etc.) |
| programName | Text | The program providing the membership. |
| Property | Expected Type | description |
|---|---|---|
| additionalType | URL | An additional type for the item, typically used for adding more specific types from external vocabularies in microdata syntax. This is a relationship between something and a class that the thing is in. In RDFa syntax, it is better to use the native RDFa syntax - the 'typeof' attribute - for multiple types. Schema.org tools may have only weaker understanding of extra types, in particular those defined externally. |
| alternateName | Text | An alias for the item. |
| description | Text | A description of the item. |
| disambiguatingDescription | Text | A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation. |
| identifier | The identifier property represents any kind of identifier for any kind of Thing, such as ISBNs, GTIN codes, UUIDs etc. | |
| image | URL ImageObject | An image of the item. This can be a URL or a fully described ImageObject. |
| instanceOf | Type to which this subject belongs. Use for membership in a value set (Enumeration), not inheritance. Example: K2 instanceOf mountain; volcano subClassOf mountain. | |
| mainEntityOfPage | URL CreativeWork | Indicates a page (or other CreativeWork) for which this thing is the main entity being described. See background notes for details. |
| name | Text | The name of the item. |
| potentialAction | Indicates a potential Action, which describes an idealized action in which this thing would play an 'object' role. | |
| sameAs | URL | URL of a reference Web page that unambiguously indicates the item's identity. E.g. the URL of the item's Wikipedia page, Wikidata entry, or official website. |
| subjectOf | A CreativeWork or Event about this Thing. | |
| url | URL | URL of the item. |