<https://okiai.tsubasahayashi.com/bulletin-board/topic/fantastic-casino-knowledge-69174548538553#listItem>
<http://schema.org/position>
"2"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://okiai.tsubasahayashi.com/bulletin-board/topic/fantastic-casino-knowledge-69174548538553>