Great race by Tebogo.
When he won, I wondered, what do you call a person from Botswana? And I'm thinking, Botswanian doesn't sound right. The answer turns out to be interesting in that the modifiers are front-ended rather than back-ended:
A person from Botswana is called a Motswana in the singular form or Batswana in the plural form. The term can refer to all citizens of Botswana, regardless of their ethnicity, ancestry, or tribal affiliation. (Google AI search result)