<http://schema.org/headline>
"\u7B2C29\u56DE\u3000Reactor\u3067\u975E\u540C\u671F\u51E6\u7406\u3092\u3084\u3063\u3066\u307F\u3088\u3046\uFF081\uFF09\uFF1ARuby Freaks Lounge"^^<http://www.w3.org/2001/XMLSchema#string>
<http://gihyo.jp/dev/serial/01/ruby/0030>