<https://www.ship-technology.com/projects/vantage-river-discovery-cruise/attachment/vantage-river-discovery-cruise3/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.ship-technology.com/projects/vantage-river-discovery-cruise/attachment/vantage-river-discovery-cruise3/>