get-headers.rq

PREFIX tablink: <http://lod.cedar-project.nl/vocab/cedar-tablink#>
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>

SELECT DISTINCT ?cell ?literal ?header_type ?dataset_name
FROM <urn:graph:cedar-mini:raw-data> 
WHERE {
	?cell a ?header_type.
	?cell tablink:value ?literal.
	?cell tablink:sheet __DATA_SET__. 
	?dataset dcterms:hasPart __DATA_SET__.
	?dataset rdfs:label ?dataset_name.
	FILTER (?header_type IN (tablink:RowHeader,tablink:ColumnHeader))
	FILTER (?literal != "")
}