<https://www.cryptoismatist.com/erc20-versions-of-bitcoin-dogecoin-and-others-get-a-bridge-to-polygon/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.cryptoismatist.com/erc20-versions-of-bitcoin-dogecoin-and-others-get-a-bridge-to-polygon/>