@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:encryption_key_	skos:broader	isac:encryption_parameter_ .
isac:encryption_algorithm_	skos:broader	isac:encryption_parameter_ .
isac:initialization_vector_	skos:broader	isac:encryption_parameter_ .