PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX ex: <https://example.com/>
BASE <http://schema.org/>

ex:PostSh {
  a [<SocialMediaPosting> <CreativeWork> <Thing>] ;
  <articleBody> xsd:string?
      // rdfs:label '''articleBody'''
      // rdfs:comment '''The actual body of the article. ''' ;
  <uploadDate> xsd:date
      // rdfs:label '''uploadDate'''
      // rdfs:comment '''Date when this media object was uploaded to this site.''' ;
  <image> IRI ?
      // rdfs:label '''image'''
      // rdfs:comment '''A media object that encodes this CreativeWork. This property is a synonym for encoding.''' ;
  <publisher> IRI
      // rdfs:label '''publisher'''
      // rdfs:comment '''The publisher of the creative work.''' ;
}
// rdfs:label '''SocialMediaPost'''
// rdfs:comment '''A post to a social media platform, including blog posts, tweets, Facebook posts, etc.'''