{"type": {"key": "/type/work"}, "title": "L. van Beethovens s\u00e4mtliche Klavier-Solosonaten", "subject_people": ["Ludwig van Beethoven (1770-1827)"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL18637A"}}], "key": "/works/OL45477643W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-05-18T06:05:44.423275"}, "last_modified": {"type": "/type/datetime", "value": "2026-05-18T06:05:44.423275"}}