get all assay uris that contain "kinase" in their descriptions

gistfile1.txt

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX owl: <http://www.w3.org/2002/07/owl#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX cco: <http://rdf.ebi.ac.uk/terms/chembl#>




select * 
where{  
  ?assay rdf:type <http://rdf.ebi.ac.uk/terms/chembl#Assay>. 
  ?assay <http://purl.org/dc/terms/description> ?aDesc.
  FILTER regex(str(?aDesc), "kinase", "i")
  
  }