https://w3id.org/framester/conceptnet5/cla/la.praecursor.n

<https://w3id.org/framester/conceptnet5/data/en/spy>
<https://w3id.org/framester/conceptnet5/data/en/forerunner>
<https://w3id.org/framester/conceptnet5/data/en/vanguard>

risorse dalla linked data cloud