@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_quarter_	skos:broader	isac:note_value_ .
isac:quarter_note_	skos:broader	isac:note_value_ .
isac:_quarter-note_	skos:broader	isac:note_value_ .