[[check up on]] is a synonym of [[check]]
{"dataset": "/d/wordnet/3.1", "license": "cc:by/4.0", "sources": [{"contributor": "/s/resource/wordnet/rdf/3.1"}], "surfaceEnd": "check", "surfaceStart": "check up on", "surfaceText": "[[check up on]] is a synonym of [[check]]", "weight": 2.0}
