<http://okabe-reien.com/%e3%83%9b%e3%83%bc%e3%83%a0-test/#primaryimage>
<http://schema.org/width>
"274"^^<http://www.w3.org/2001/XMLSchema#integer>
<http://okabe-reien.com/%E3%83%9B%E3%83%BC%E3%83%A0-test/>