<https://gamersblog24.de/2021/03/22/age-of-empires-4-der-neue-rts-standard/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://gamersblog24.de/2021/03/22/age-of-empires-4-der-neue-rts-standard/>