<https://www.spanopoulos-group.com/equipment/hydrographic/side-scan-sonar-geoacoustics-hdsss>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.spanopoulos-group.com/equipment/hydrographic/side-scan-sonar-geoacoustics-hdsss>