<http://schema.org/description>
"\u5C0F\u5009\u5C71\u5CF0\u306E\u3082\u307F\u3062\u8449\u5FC3\u3042\u3089\u3070\u4ECA\u3072\u3068\u305F\u3073\u306E\u307F\u3086\u304D\u5F85\u305F\u306A\u3080"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/asuke/p162916>