https://w3id.org/framester/data/framesterrole/material <https://w3id.org/framester/schema/TopRole> rdf:type <https://w3id.org/framester/schema/TopRole> <https://w3id.org/framester/schema/GenericRole> <https://w3id.org/framester/schema/subsumedUnder> <https://w3id.org/framester/data/framesterrole/oblique> risorse dalla linked data cloud