{"last_modified": {"type": "/type/datetime", "value": "2010-12-06T07:31:31.582510"}, "title": "Principles and laboratories for physical fitness & wellness", "created": {"type": "/type/datetime", "value": "2009-12-10T18:16:15.578495"}, "subjects": ["Health", "Physical fitness"], "latest_revision": 2, "key": "/works/OL5967910W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1481979A"}}], "type": {"key": "/type/work"}, "revision": 2}