<http://schema.org/target>
"http://www.burbuja.info/inmobiliaria/search.php?do=process&amp;query={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.burbuja.info/inmobiliaria/consumo-responsable/262791-calefaccion-gas-natural-40-mas-barata-que-de-gasoil-rata-que-de-gasoil.html>