: 1https://data.oba.nl/id/transactie/ Create a prefix for https://data.oba.nl/id/transactie/ Hit Enter to save Double click to create a prefix | : oba-catalogus-316697https://data.oba.nl/id/object/ Create a prefix for https://data.oba.nl/id/object/ Hit Enter to save Double click to create a prefix | graph:instances |