<https://seawanderer.org/color-line-to-futureproof-ro-pax-vessels-with-waertsilae-hybrid-scrubber-upgrade>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://seawanderer.org/color-line-to-futureproof-ro-pax-vessels-with-waertsilae-hybrid-scrubber-upgrade>