@prefix ex: <https://example.com/hypergraphs/query/> .
@prefix hg: <https://ontology.inferal.com/modules/hypergraphs/> .

ex:h
    a hg:Hypergraph ;
    hg:hasHyperedgeMembership ex:h-e-membership .

ex:e
    a hg:Hyperedge .

ex:h-e-membership
    a hg:HyperedgeMembership ;
    hg:membershipHypergraph ex:h ;
    hg:membershipHyperedge ex:e .