<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.petdrugsonline.co.uk/birds/healthcare-and-wellbeing/vitamins-and-supplements/Organization>
<https://www.petdrugsonline.co.uk/birds/healthcare-and-wellbeing/vitamins-and-supplements/verm-x-herbal-for-poultry>