<http://schema.org/target>
"http://www.materna.com.ar/Resultados-de-busqueda.aspx?SearchTerm={search_term}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.materna.com.ar/Nino/Ninez-de-3-a-4-anos/Articulos-Nino-de-3-a-4-anos/Las-malas-palabras/Articulo/ItemID/18731/View/Details.aspx>