<http://schema.org/description>
"Perl\u306B\u306F\u6DF7\u4E71\u3092\u62DB\u304D\u3084\u3059\u3044\u8868\u73FE\u304C\u591A\u3005\u3042\u308A\uFF0C\u6700\u521D\u306F\u3068\u3063\u3064\u304D\u306B\u304F\u3044\u5370\u8C61\u3092\u53D7\u3051\u308B\u304B\u3082\u3057\u308C\u307E\u305B\u3093\u3002"^^<http://www.w3.org/2001/XMLSchema#string>
<http://gihyo.jp/dev/serial/01/perl-hackers-hub/000702>