This is the 13971st most frequent Polish word.
postawili
"Postawili" means "they put," "they placed," or "they erected" depending on the context.
Here, 'postawili' is used to denote the action of constructing or erecting (in this case, a house).
Postawili dom na wzgórzu.
They built a house on the hill.
Here, 'postawili' is used in the context of presenting or posing something (a question).
Postawili pytanie, na które nikt nie potrafił odpowiedzieć.
They posed a question that nobody could answer.
In this sentence, 'postawili' is used figuratively to mean choosing or placing trust in (young talents).