@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:dependent_variable_	skos:broader	isac:independent_variable_ .
isac:economic_growth_	skos:broader	isac:independent_variable_ .
isac:variable_y_	skos:broader	isac:independent_variable_ .
isac:marital_status_	skos:broader	isac:independent_variable_ .
isac:control_variable_	skos:broader	isac:independent_variable_ .
isac:demographic_variable_	skos:broader	isac:independent_variable_ .
isac:_age_	skos:broader	isac:independent_variable_ .
isac:_charge_	skos:broader	isac:independent_variable_ .
isac:_condition_	skos:broader	isac:independent_variable_ .
isac:_correlation_	skos:broader	isac:independent_variable_ .
isac:_datum_	skos:broader	isac:independent_variable_ .
isac:_education_	skos:broader	isac:independent_variable_ .
isac:_height_	skos:broader	isac:independent_variable_ .
isac:_inflation_	skos:broader	isac:independent_variable_ .
isac:_model_	skos:broader	isac:independent_variable_ .
isac:_number_	skos:broader	isac:independent_variable_ .
isac:_one_	skos:broader	isac:independent_variable_ .
isac:_price_	skos:broader	isac:independent_variable_ .
isac:_study_	skos:broader	isac:independent_variable_ .
isac:_temperature_	skos:broader	isac:independent_variable_ .
isac:_voltage_	skos:broader	isac:independent_variable_ .
isac:_water_	skos:broader	isac:independent_variable_ .
isac:_ph_	skos:broader	isac:independent_variable_ .
isac:_x_	skos:broader	isac:independent_variable_ .
isac:_y_	skos:broader	isac:independent_variable_ .
isac:_mass_	skos:broader	isac:independent_variable_ .
isac:_demographic_	skos:broader	isac:independent_variable_ .
isac:_race_	skos:broader	isac:independent_variable_ .
isac:_sex_	skos:broader	isac:independent_variable_ .
isac:_drug_	skos:broader	isac:independent_variable_ .
isac:_function_	skos:broader	isac:independent_variable_ .
isac:_interest_	skos:broader	isac:independent_variable_ .
isac:_religion_	skos:broader	isac:independent_variable_ .
isac:_time_	skos:broader	isac:independent_variable_ .
isac:_type_	skos:broader	isac:independent_variable_ .
isac:_variable_	skos:broader	isac:independent_variable_ .
<http://webisa.webdatacommons.org/concept/extraction+temperature_c_>	skos:broader	isac:independent_variable_ .
isac:independent_variable_	skos:broader	isac:independent_variable_ .
<http://webisa.webdatacommons.org/concept/_race%2Fethnicity_>	skos:broader	isac:independent_variable_ .
isac:demographic_characteristic_	skos:broader	isac:independent_variable_ .
isac:_gender_	skos:broader	isac:independent_variable_ .
isac:_intercept_	skos:broader	isac:independent_variable_ .
isac:_smoking_	skos:broader	isac:independent_variable_ .
isac:_trust_	skos:broader	isac:independent_variable_ .