@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:chocolate_chip_	skos:broader	isac:optional_topping_ .
isac:_cheese_	skos:broader	isac:optional_topping_ .
isac:_celery_	skos:broader	isac:optional_topping_ .
isac:parmesan_cheese_	skos:broader	isac:optional_topping_ .
isac:_sprinkle_	skos:broader	isac:optional_topping_ .