Open Graph Protocol is usually a schema markup (It's also often called a vocabulary) produced by Fb in order to combine and relate Net pages and develop its rich representation within the social graph. In practice, Open Graph enables Facebook's Like In the event you search Hotel in Schema.org search https://starratingunderproductpre51616.canariblogs.com/not-known-details-about-prestashop-social-live-chat-support-with-messenger-49378083