@prefix ex: <https://sparql.uniprot.org/.well-known/sparql-examples/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <https://schema.org/> .
@prefix sh: <http://www.w3.org/ns/shacl#> .

ex:23 a sh:SPARQLExecutable,
        sh:SPARQLSelectExecutable ;
    rdfs:comment "Number of reviewed entries (UniProtKB/Swiss-Prot) that are related to <a href=\"http://amigo.geneontology.org/amigo/term/GO:0016301\">kinase activity</a>"@en ;
    sh:prefixes _:sparql_examples_prefixes ;
    sh:select """PREFIX GO: <http://purl.obolibrary.org/obo/GO_>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX taxon: <http://purl.uniprot.org/taxonomy/>
PREFIX up: <http://purl.uniprot.org/core/>

SELECT
    (COUNT(DISTINCT(?protein)) AS ?pc)
WHERE
{   
    ?protein rdf:type up:Protein ;
        up:reviewed true  ;
        up:organism taxon:9606 ;
        up:classifiedWith|(up:classifiedWith/rdfs:subClassOf) GO:0016301 .
}""" ;
    schema:keywords "entry status", "gene ontology" , "count" ;
    schema:target <https://sparql.uniprot.org/sparql/> .