So this led me to think that “the most chauvinistic people I know are …”
But then I realised that I didn’t know the plural. Antwerpenaars or Antwerpenaren?
Google gives multiple, conflicting answers.
WhatsApp ed friends.
Gazet van Antwerpen says “Antwerpenaars”, so there you have it.
Also, the locals refer to the paper as “De Frut”, dialect for pressed headcheese / brawn (“hoofdkaas”).
Yummy 
Every day is a learning day.