@prefix ex: <https://example.com/graphs/query/> .
@prefix graph: <https://ontology.inferal.com/modules/graphs/> .

ex:g
    a graph:Graph ;
    graph:hasEdgeMembership ex:g-e-membership .

ex:e
    a graph:Edge .

ex:g-e-membership
    a graph:EdgeMembership ;
    graph:membershipGraph ex:g ;
    graph:membershipEdge ex:e .