Open Graph . , .
og:title
og:type
og:image
og:url
og:description
<head></head> :
<meta property="og:title" content="" />
<meta property="og:type" content=" "/>
<meta property="og:description" content=" " />
<meta name="og:url" content="http://www." />
<meta name="og:image" content="http://www." />
<meta property="og:site_name" content=" "/>
:
:
www.ogp.me
Facebook Open Graph www.developers.facebook.com/docs/opengraph
www.help.yandex.ru/webmaster/?id=1116426