@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_odbc_	skos:broader	isac:common_interface_ .
isac:_system_	skos:broader	isac:common_interface_ .
isac:_ethernet_	skos:broader	isac:common_interface_ .
isac:_node_	skos:broader	isac:common_interface_ .
isac:_isa_	skos:broader	isac:common_interface_ .
isac:_rs-232_	skos:broader	isac:common_interface_ .