<https://www.dutchreef.nl/winkel/testen-meten-en-regelen/controller/aquatronica-black-box-controller-acq-130/#product>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.dutchreef.nl/winkel/testen-meten-en-regelen/controller/aquatronica-black-box-controller-acq-130/>