<https://startup.lwmeta.com/2022/08/24/groovy-convert-number-to-words-useful-for-cpi/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://startup.lwmeta.com/2022/08/24/groovy-convert-number-to-words-useful-for-cpi/>