https://w3id.org/framester/conceptnet5/cla/fro.dangier.n

<https://w3id.org/framester/conceptnet5/data/en/problem>
<https://w3id.org/framester/conceptnet5/data/en/difficulty>
<https://w3id.org/framester/conceptnet5/data/en/danger>

risorse dalla linked data cloud