@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_l4_	skos:broader	isac:_microkernel_ .
isac:_service_	skos:broader	isac:_microkernel_ .
isac:_linux_	skos:broader	isac:_microkernel_ .
isac:device_driver_	skos:broader	isac:_microkernel_ .
isac:hybrid_kernel_	skos:broader	isac:_microkernel_ .
isac:mach_kernel_	skos:broader	isac:_microkernel_ .
isac:_minix_	skos:broader	isac:_microkernel_ .
isac:_mach_	skos:broader	isac:_microkernel_ .
isac:_qnx_	skos:broader	isac:_microkernel_ .
isac:_sel4_	skos:broader	isac:_microkernel_ .