<https://yaem2014.org/archives/category/%e9%81%b8%e3%81%b3%e6%96%b9#listItem>
<http://schema.org/position>
"2"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://yaem2014.org/archives/category/%E9%81%B8%E3%81%B3%E6%96%B9>