<https://jp.cointelegraph.com/news/swiss-crypto-bank-sygnum-tokenizes-shares-and-prepares-for-public-offering>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://jp.cointelegraph.com/news/swiss-crypto-bank-sygnum-tokenizes-shares-and-prepares-for-public-offering>