{
  "@context": [
    "http://api.conceptnet.io/ld/conceptnet5.7/context.ld.json"
  ],
  "@id": "/a/[/r/ExternalURL/,/c/pl/olympia/n/wp/stadion/,/http:/pl.dbpedia.org/resource/Olympia_(stadion)/]",
  "error": {
    "details": "'/a/[/r/ExternalURL/,/c/pl/olympia/n/wp/stadion/,/http:/pl.dbpedia.org/resource/Olympia_(stadion)/]' is not an assertion in ConceptNet.",
    "status": 404
  },
  "version": "5.8.1"
}