Currently deployed schema.org metadata on a Wikipedia article such as Joey Ramone looks like this:
{
"@context": "https://schema.org",
"@type": "Article",
"name": "Joey Ramone",
"url": "https://en.wikipedia.org/wiki/Joey_Ramone",
"sameAs": "http://www.wikidata.org/entity/Q312387",
"mainEntity": "http://www.wikidata.org/entity/Q312387",
"author": {
"@type": "Organization",
"name": "Contributors to Wikimedia projects"
},
"publisher": {
"@type": "Organization",
"name": "Wikimedia Foundation, Inc.",
"logo": {
"@type": "ImageObject",
"url": "https://www.wikimedia.org/static/images/wmf-hor-googpub.png"
}
},
"datePublished": "2001-06-28T21:48:04Z",
"dateModified": "2022-09-18T15:33:56Z",
"image": "https://upload.wikimedia.org/wikipedia/commons/1/15/Joey_Ramone.jpg",
"headline": "American punk rock singer (1951–2001)"
}We can enhance it with the top-N topic QIDs ranked by descending article-level relevance score (see T316925#8208516) via the keywords property as follows (top-3 example here):
"keywords": [ "https://www.wikidata.org/wiki/Q483407", "https://www.wikidata.org/wiki/Q317262", "https://www.wikidata.org/wiki/Q2335089" ]
See also T302735: [SPIKE] Investigate effects of schema.org section metadata on Google search results