<http://schema.org/headline>
"Feij\u00E3o: As refer\u00EAncias do carioca variam entre R$ 220 e R$ 170"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.noticiasagricolas.com.br/analises/feijao-correpar/124102-feijao-cotacao-do-preto-e-de-rs-70-fob-porto-de-paranagua.html>