<http://schema.org/description>
"\u3053\u3053\u6570\u5E74\u3067Web\u958B\u767A\u8A00\u8A9E\u306E\u4E3B\u5F79\u306B\u8E8D\u308A\u51FA\u305FJavaScript\u3002"^^<http://www.w3.org/2001/XMLSchema#string>
<http://gihyo.jp/book/pickup/2013/0031>