{"first_sentence": {"type": "/type/text", "value": "The Investigations opens with a quotation from Augustine's autobiography in which he describes how he thinks he learnt his mother tongue."}, "physical_format": "Hardcover", "subtitle": "Understanding and Meaning (Analytical Commentary on the Philosophical)", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "weight": "1.7 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["Blackwell Publishing Limited"], "number_of_pages": 424, "isbn_13": ["9781405101769"], "id": 11374127, "edition_name": "2 edition", "isbn_10": ["1405101768"], "publish_date": "January 1, 2005", "key": "/b/OL8404789M", "authors": [{"key": "/a/OL27573A"}, {"key": "/a/OL274701A"}], "title": "Wittgenstein", "type": {"key": "/type/edition"}, "subjects": ["Modern Western philosophy, c 1600 to the present", "Philosophy", "Language and languages", "Semantics (Philosophy)", "History & Surveys - Modern", "Metaphysics", "LANGUAGE AND LANGUAGES_PHILOSOPHY", "Language Arts & Disciplines / Linguistics", "WITTGENSTEIN, LUDWIG, 1889-1951", "1889-1951", "Philosophische Untersuchungen", "Wittgenstein, Ludwig,"], "physical_dimensions": "9.1 x 6.1 x 1.6 inches", "revision": 1}