: ageCategoryhttps://data.labs.kadaster.nl/rivm/covid-19/vocab/ Create a prefix for https://data.labs.kadaster.nl/rivm/covid-19/vocab/ Hit Enter to save Double click to create a prefix | rdfs:domain | : Observationhttp://purl.org/linked-data/cube# Create a prefix for http://purl.org/linked-data/cube# Hit Enter to save Double click to create a prefix | : vocabhttps://data.labs.kadaster.nl/rivm/covid-19/graphs/ Create a prefix for https://data.labs.kadaster.nl/rivm/covid-19/graphs/ Hit Enter to save Double click to create a prefix |