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Table 3 Sample SPARQL query.

From: Semantic Web repositories for genomics data using the eXframe platform

PREFIX obo: <> http://purl.obolibrary.org/obo/
PREFIX ro: <> http://purl.org/obo/owl/ro#
PREFIX dc: <> http://purl.org/dc/terms/
PREFIX ao: <> http://purl.org/ontology/ao/core#
PREFIX foaf: <> http://xmlns.com/foaf/0.1
SELECT DISTINCT ?title WHERE {
   ?experiment  a obo:OBI_0000066 ;
                dc:title ?title ;
                ro:has_part ?bioassay .
   ?bioassay    obo:OBI_0000293 ?replicate .
   ?replicate   ro:is_a ?biomaterial .
   ?biomaterial obo:CL_0000000 ?cell_type .
   ?cell_type   ao:preferred_equivalent obo:CL_0000037 .
   ?biomaterial obo:OBI_0100026 ?organism.
   ?organism    ao:preferred_equivalent obo:NCBITaxon_10090.
}
  1. Sample SPARQL query to retrieve experiments performed on mouse hematopoietic cells.