@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_station_	skos:broader	isac:processing_station_ .
isac:_operation_	skos:broader	isac:processing_station_ .
isac:_printer_	skos:broader	isac:processing_station_ .
isac:processing_station_	skos:broader	isac:processing_station_ .