<http://schema.org/description>
"Recently, Google stopped blocking the search terms [sex] and [nudity] in Google Image search when the SafeSearch filter is set to the strict setting.  In the past, if you searched for those terms with"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-images-safesearch-keyword-block-14770.html>