<https://www.momscleanairforce.org/topics/cars-and-trucks/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.momscleanairforce.org/resources/topic/cars-and-trucks+smog+carbon-dioxide+particulate-pollution+asthma+older-adults+babies/format/action/campaign/moms-and-mayors/>