MARKOV / HTML-Inspect-1.00 / t / data / collectOpenGraph.html 
<!DOCTYPE html>
<html>
<!--
This document was taken and adapted for our tests from https://ogp.me/.

The Open Graph protocol was originally created at Facebook and is inspired by
Dublin Core, link-rel canonical, Microformats, and RDFa. The specification
described on this page is available under the Open Web Foundation Agreement,
Version 0.9. This website is Open Source. 
-->

<!--
See also
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta/name
https://html.spec.whatwg.org/multipage/semantics.html#the-meta-element
-->
  <head>
    <meta charset="utf-8">
    <title>The Open Graph protocol</title>
    <meta name="description" content="    The Open Graph      protocol enables... ">
    <!-- these must be skipped by collectMeta -->
    <meta pROperty="og:title" content="      Open     Graph protocol  ">
    <META PROPERTY="OG:TYPE" CONTENT="website">
    <meta property="og:url" content="https://ogp.me/">
    <meta property="og:image" content="https://ogp.me/logo.png">
    <!-- ... and so on ... -->
    <meta prefix="fb: https://ogp.me/ns/fb#" property="fb:app_id" content="115190258555800">
        <!-- A full image example -->
    <meta property="og:image" content="https://example.com/ogp.jpg" />
    <meta property="og:image:secure_url" content="https://secure.example.com/ogp.jpg" />
    <meta property="og:image:type" content="image/jpeg" />
    <meta property="og:image:width" content="400" />
    <meta property="og:image:height" content="300" />
    <meta property="og:image:alt" content="      A shiny red apple with     a bite taken out" />
    <META PROPERTY="OG:IMAGE" CONTENT="HTTPS://EXAMPLE.COM/ROCK.JPG" />
    <MEta properTY="OG:IMAGE" CONTENT="HTTPS://EXAMPLE.COM/ROCK2.JPG" />
        <!-- A profile -->
    <meta property="profile:first_name" content="Перко" />
    <meta property="profile:last_name" content="Наумов" />
    <meta property="profile:username" content="наумов" />
        <!-- A video -->
    <meta property="og:video" content="https://example.com/movie.swf" />
    <meta property="og:video:secure_url" content="https://secure.example.com/movie.swf" />
    <meta property="og:video:type" content="application/x-shockwave-flash" />
    <meta property="og:video:width" content="400" />
    <meta property="og:video:height" content="300" />
  </head>
  <body>
    <div id="body">
    <div id="header">
      <h1>The Open Graph protocol</h1>
      <img alt="Open Graph protocol logo" src="https://ogp.me/logo.png" width="300" height="300">
    </div>
    <div id="content">
<h2 id="aidintrohrefintrointroductiona"><a id="intro" href="#intro">Introduction</a></h2>
<p>The <a href="https://ogp.me/">Open Graph protocol</a> enables any web page to become a
rich object in a social graph. For instance, this is used on Facebook to allow
any web page to have the same functionality as any other object on Facebook.</p>
...