<http://schema.org/description>
"Collettore destro + sinistro"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.supersprint.com/ww-it/mercedes-w209-clk/mercedes-w209-clk-320-v6-218-hp-02-/collettore-cortobrper-modelli-guida-destro-e-sinistro.aspx>