<https://www.checkbook.org/washington-area/basement-waterproofers/articles/Who-to-Hire-for-Wet-Basement-Help-2303>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.checkbook.org/washington-area/basement-waterproofers/articles/Who-to-Hire-for-Wet-Basement-Help-2303>