<https://hyperradio.radiofrance.com/actualite/on-hertz-x-sandbox-lexperimentation-radio-france/#primaryimage>
<http://schema.org/width>
"700"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://hyperradio.radiofrance.com/actualite/on-hertz-x-sandbox-lexperimentation-radio-france/>