<https://millerab.com/our-company/blog/entryid/130/what-is-sustainable-building-and-is-it-right-for-you>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://millerab.com/our-company/blog/entryid/130/what-is-sustainable-building-and-is-it-right-for-you>