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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Parsing breaks on JSON-LD 1.1 `@version` keyword.","articleBody":"The `graphToRdf` function in `RDFDataset.java` checks whether any of the keys in the JSON document are reserved JSON-LD keywords. As `JsonLdUtils.isKeyword()` doesn't know of `@version` (introduced in 1.1), it then tries to interpret its value, which fails.\r\n\r\nSolution: add ``|| \"@version\".equals(key)`` to the `isKeyword` function in `JsonLdUtils.java`:\r\n\r\n```\r\n    /**\r\n     * Returns whether or not the given value is a keyword (or a keyword alias).\r\n     *\r\n     * @param v\r\n     *            the value to check.\r\n     * @param [ctx]\r\n     *            the active context to check against.\r\n     *\r\n     * @return true if the value is a keyword, false if not.\r\n     */\r\n    static boolean isKeyword(Object key) {\r\n        if (!isString(key)) {\r\n            return false;\r\n        }\r\n        return \"@base\".equals(key) || \"@context\".equals(key) || \"@container\".equals(key)\r\n                || \"@default\".equals(key) || \"@embed\".equals(key) || \"@explicit\".equals(key)\r\n                || \"@graph\".equals(key) || \"@id\".equals(key) || \"@index\".equals(key)\r\n                || \"@language\".equals(key) || \"@list\".equals(key) || \"@omitDefault\".equals(key)\r\n                || \"@reverse\".equals(key) || \"@preserve\".equals(key) || \"@set\".equals(key)\r\n                || \"@type\".equals(key) || \"@value\".equals(key) || \"@vocab\".equals(key)\r\n                || \"@requireAll\".equals(key) || \"@version\".equals(key);\r\n    }\r\n```","author":{"url":"https://github.com/RinkeHoekstra","@type":"Person","name":"RinkeHoekstra"},"datePublished":"2019-06-21T08:54:44.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/263/jsonld-java/issues/263"}