http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://www.disit.org/km4city/schema#CustomAttribute http://www.disit.org/km4city/schema#data_type float http://www.disit.org/km4city/schema#value_name airHumidityForecast-012h http://www.disit.org/km4city/schema#value_unit % http://www.disit.org/km4city/schema#value_refresh_rate 10800 http://www.disit.org/km4city/schema#healthiness_criteria any