@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_heap_	skos:broader	isac:priority_queue_ .
isac:_item_	skos:broader	isac:priority_queue_ .
isac:_value_	skos:broader	isac:priority_queue_ .
isac:_queue_	skos:broader	isac:priority_queue_ .
isac:_task_	skos:broader	isac:priority_queue_ .
isac:priority_queue_	skos:broader	isac:priority_queue_ .