ItemProp HTML
The itemprop attribute is used to add properties to an item. Every HTML element can have an itemprop attribute specified, and an itemprop consists of a name-value pair. Each name-value pair is called a property, and a group of one or more properties forms an item. Property values are either a string or a URL and can be associated with a very wide range of elements including audio, embed, iframe,img, link, object, source, track, and video.
Full Article :https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/itemprop