added test for KB NBT data

static/kb-nbt/config.yml

@@ -0,0 +1,18 @@
+# Metadata for your pipeline:
+name: KB NBT Pipeline
+description: >
+  This is an example pipeline. It uses files that are available in this repository 
+  and SPARQL endpoints that should work.
+
+
+# This is optional, by default it will be stored in the data directory of the pipeline using filename 'statements.nt'
+destination: file://pipelines/data/kb-nbt-pipeline.nt
+
+# The individual stages for your pipeline
+stages:
+  - name: "Stage 1"
+    iterator:
+      query: file://static/kb-nbt/iterator-stage-1.rq
+      endpoint: http://data.bibliotheken.nl/sparql
+    generator: 
+      query: file://static/kb-nbt/generator-stage-1.rq

static/kb-nbt/generator-stage-1.rq

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+prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+prefix edm:     <http://www.europeana.eu/schemas/edm/>
+prefix dc:      <http://purl.org/dc/elements/1.1/>
+
+construct {
+  ?this a edm:ProvidedCHO ;
+    edm:type "TEXT" ;
+    dc:title ?name .
+} 
+where {
+  $this rdfs:label ?name .
+}

static/kb-nbt/iterator-stage-1.rq

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+prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+prefix schema: <http://schema.org/> 
+
+select * where {
+  $this a schema:Book ;
+        schema:mainEntityOfPage/schema:isPartOf <http://data.bibliotheken.nl/id/dataset/nbt> .
+} limit 1000