<https://secure.gravatar.com/avatar/0e2a573a6b91a40e8f705aacbaa78250?s=96&d=mm&r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://draeger-it.blog/arduino-lektion-81-esp-01s-temperatursensorshield-ds18b20/>