: d0.owlhttp://www.ontologydesignpatterns.org/ont/ Create a prefix for http://www.ontologydesignpatterns.org/ont/ Hit Enter to save Double click to create a prefix | owl:imports | : DUL.owlhttp://www.ontologydesignpatterns.org/ont/dul/ Create a prefix for http://www.ontologydesignpatterns.org/ont/dul/ Hit Enter to save Double click to create a prefix | graph:default |