<https://www.pragmaworld.net/resource/case-study-mining-coal-cnv-202-take-up-track-wheel-failure/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.pragmaworld.net/resource/case-study-mining-coal-cnv-202-take-up-track-wheel-failure/>