@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_pattern_	skos:broader	isac:regular_pattern_ .
isac:_dot_	skos:broader	isac:regular_pattern_ .
isac:_drink_	skos:broader	isac:regular_pattern_ .
isac:_line_	skos:broader	isac:regular_pattern_ .
isac:_grid_	skos:broader	isac:regular_pattern_ .
isac:_row_	skos:broader	isac:regular_pattern_ .
isac:brick_wall_	skos:broader	isac:regular_pattern_ .
isac:_stripe_	skos:broader	isac:regular_pattern_ .
isac:_checkerboard_	skos:broader	isac:regular_pattern_ .