{"first_publish_date": "1985", "description": {"type": "/type/text", "value": "Discusses how coal is mined and how it is used to produce energy."}, "last_modified": {"type": "/type/datetime", "value": "2020-10-30T22:38:30.686685"}, "title": "Coal", "created": {"type": "/type/datetime", "value": "2009-12-09T22:42:13.165518"}, "covers": [8234113], "lc_classifications": ["TN802 .A76 1985"], "latest_revision": 4, "key": "/works/OL2007384W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL241818A"}}], "dewey_number": ["621.31/2132"], "type": {"key": "/type/work"}, "subjects": ["Coal", "Juvenile literature"], "revision": 4}