@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_sewage_	skos:broader	isac:basic_utility_ .
isac:natural_gas_	skos:broader	isac:basic_utility_ .
isac:_energy_	skos:broader	isac:basic_utility_ .
isac:_power_	skos:broader	isac:basic_utility_ .
isac:_water_	skos:broader	isac:basic_utility_ .
isac:_gas_	skos:broader	isac:basic_utility_ .
isac:_food_	skos:broader	isac:basic_utility_ .
isac:water_supply_	skos:broader	isac:basic_utility_ .
isac:_sewer_	skos:broader	isac:basic_utility_ .
isac:_electricity_	skos:broader	isac:basic_utility_ .
isac:_telephone_	skos:broader	isac:basic_utility_ .
isac:_heat_	skos:broader	isac:basic_utility_ .
isac:_plumbing_	skos:broader	isac:basic_utility_ .
isac:power_grid_	skos:broader	isac:basic_utility_ .