{"type": {"key": "/type/work"}, "title": "Die Schachkongresse zu Crefeld 1871, D\u00fcsseldorf 1876, K\u00f6ln 1877 und Frankfurt a.M. 1878", "subjects": ["Chess", "Tournaments, 1871", "Tournaments, 1876", "Tournaments, 1877", "Tournaments, 1878"], "key": "/works/OL37371841W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL15490993A"}}], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2023-12-10T11:33:20.205887"}, "last_modified": {"type": "/type/datetime", "value": "2025-08-27T08:55:16.516761"}}