/> <meta property="og:locale" content="en_GB" /> <meta property="og:locale:alternate" content="fr_FR" /> <meta property="og:locale:alternate" content="es_ES" /> <meta property="og:site_name" content="IMDb" /> <meta property="og:video" content="http://example.com/bond/trailer.swf" /> The RDF schema (in Turtle ) can be found at ogp.me/ns . Structured Properties Some properties can have extra metadata attached to them. These are specified in the same way