https://w3id.org/framester/conceptnet5/cla/la.singularitas.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/singularity> <https://w3id.org/framester/conceptnet5/data/en/singleness> risorse dalla linked data cloud