[[coal]] requires [[air to burn]]
/c/en/air_to_burn
{"dataset": "/d/conceptnet/4/en", "license": "cc:by/4.0", "sources": [{"activity": "/s/activity/omcs/omcs1_possibly_free_text", "contributor": "/s/contributor/omcs/chogben"}, {"activity": "/s/activity/omcs/vote", "contributor": "/s/contributor/omcs/bryan"}], "surfaceEnd": "air to burn", "surfaceStart": "coal", "surfaceText": "[[coal]] requires [[air to burn]]", "weight": 2.0}
