An HTML5 extension that supports linked details by introducing HTML tag attributes that correspond for the user-visible written content that you'd like to explain for search engines like yahoo. RDFa is often used in both the and sections in the HTML site. Breadcrumbs - permits you to incorporate Breadcrumbs to https://ricardoqwbin.livebloggs.com/40560678/rumored-buzz-on-snippet-schema-markup