<https://theonlineportraitgallery.com/portrait/charles-ii-gonzaga-duke-of-mantua-and-montferrat-2/>
<http://schema.org/name>
"Charles II Gonzaga, Duke of Mantua and Montferrat (1629 - 1665)"
<https://theonlineportraitgallery.com/portrait/charles-ii-gonzaga-duke-of-mantua-and-montferrat-2/>