# Example 64 CLOSED EXTRA
# https://book.validatingrdf.com/bookHtml010.html#sec93

PREFIX :       <http://example.org/>
PREFIX schema: <http://schema.org/>
PREFIX xsd:    <http://www.w3.org/2001/XMLSchema#>

:KnowsW3CPeople CLOSED EXTRA schema:knows {
 schema:name  xsd:string;
 schema:affiliation IRI ? ;
 schema:knows { schema:affiliation [:W3C] }+
}