This is the 9787th most frequent Russian word.
юар
"ЮАР" is the Russian abbreviation for "South Africa" (Republic of South Africa).
In this sentence, "ЮАР" is used as a proper noun referring to the country South Africa.
ЮАР - это страна на юге Африки.
South Africa is a country in the south of Africa.
Here, "ЮАР" is used in the genitive case to indicate possession concerning South Africa.
Я читал о прекрасной природе ЮАР.
I read about the beautiful nature of South Africa.
In this example, "ЮАР" appears in the accusative case as the direct object of the action performed by the tourists.