{"title": "How We Use Coal (Using Materials)", "created": {"type": "/type/datetime", "value": "2009-10-16T07:11:38.263313"}, "covers": [4808797], "last_modified": {"type": "/type/datetime", "value": "2010-04-28T09:27:41.700002"}, "latest_revision": 2, "key": "/works/OL73530W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL19896A"}}], "type": {"key": "/type/work"}, "id": 34867056, "revision": 2}