<http://schema.org/description>
"Today on Google's home page is a special logo for Heinrich Rudolf Hertz.  Hertz was born a 155 years ago and Google wanted people to remember him and his contributions to the world.Here is the logo:It"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/heinrich-hertz-google-wave-logo-14758.html>