<https://www.crowdfundinsider.com/2021/05/175211-tokenized-real-estate-market-remains-steady-at-25-5-million-as-security-token-space-continues-to-grow-in-2021-report/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.crowdfundinsider.com/tag/uniswap/>