<https://research.sinica.edu.tw/chen-yung-fa-may-fourth-movement/chen-yung-fa-01/#primaryimage>
<http://schema.org/width>
"844"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://research.sinica.edu.tw/chen-yung-fa-may-fourth-movement/chen-yung-fa-01/>