psów

psów

"Psów" is the genitive plural form of "psy," meaning "dogs."

Here, 'psów' is used as the genitive plural form of 'pies' to indicate possession or association.

Nie lubię szczekania psów.

I don't like the barking of dogs.

In this case, 'psów' is again in the genitive plural form, showing association with the action of training.

Potrzebujemy pomocy przy szkoleniu psów.

We need help with training the dogs.

Here, 'psów' is used as the genitive plural form after a negated verb, which is a standard rule in Polish grammar.

Nie widziałam żadnych psów na ulicy.

I didn't see any dogs on the street.