<http://schema.org/dateCreated>
"2009-08-09T08:20:21-04:00"^^<http://schema.org/Date>
<https://marketplace.500px.com/photos/5366565/si-te-lo-propones-el-universo-entra-entre-tres-paredes-y-una-puerta-by-luis-mart%25C3%25ADnez>