{"first_sentence": {"type": "/type/text", "value": "It takes at least thirty hours to travel overland from Britain to Portugal, so the majority of visitors find flying is the most viable option."}, "physical_format": "Paperback", "subtitle": "The Rough Guide, Sixth Edition (The Rough Guide)", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "weight": "11.8 ounces", "publishers": ["Rough Guides"], "number_of_pages": 432, "isbn_13": ["9781858280844"], "id": 12186175, "edition_name": "6th edition", "isbn_10": ["1858280842"], "publish_date": "May 1, 1994", "key": "/b/OL9003390M", "authors": [{"key": "/a/OL1455726A"}, {"key": "/a/OL2624180A"}, {"key": "/a/OL3140897A"}, {"key": "/a/OL3161794A"}], "title": "Portugal", "type": {"key": "/type/edition"}, "subjects": ["Travel & holiday guides", "Europe - Spain & Portugal", "Travel", "Travel - Foreign", "Portugal", "Spain", "Europe - Western", "Travel / General"], "physical_dimensions": "20 x 20 x 20 inches", "revision": 1}