lyrics_search.sparql

#+ endpoint: http://virtuoso-midi.amp.ops.labs.vu.nl/sparql
#+ summary: Search MIDI patterns by their lyrics

PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX midi: <http://purl.org/midi-ld/midi#>

SELECT ?filename ?pattern WHERE {
  ?pattern prov:wasDerivedFrom ?filename .
  ?pattern midi:lyrics ?lyrics .
  FILTER (regex(?lyrics, ?_query, "i"))
}