<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/BlogPosting>
<http://www.mcxcontrol.com/2015/12/30/see-the-altimate-accuracy-of-levels-oncd-again-aluminium-sell-told-blw-100-made-exact-low-of-100-and-reversed-what-else-you-want/>