http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://www.disit.org/km4city/schema#DeviceAttribute http://www.disit.org/km4city/schema#data_type integer http://www.disit.org/km4city/schema#value_type http://www.disit.org/km4city/resource/value_type/car_park_free_places http://www.disit.org/km4city/schema#value_name freeParkingLots http://www.disit.org/km4city/schema#value_unit # http://www.disit.org/km4city/schema#value_refresh_rate 900 http://www.disit.org/km4city/schema#healthiness_criteria refresh_rate