This is the 1936th most frequent Portuguese word.
luanda
"Luanda" is the capital city of Angola.
In this sentence, 'Luanda' is used as a proper noun, referring to the geographical location, the capital city of Angola.
Luanda é a capital de Angola.
Luanda is the capital city of Angola.
Here, 'Luanda' again acts as a proper noun, identifying the place where the speaker spent their vacation.
Estive em Luanda durante as minhas férias.
I stayed in Luanda during my vacation.
In this context, 'Luanda' functions to specify the origin of the artists, linking them culturally or geographically to the city.