osobę

In a sentence

• Widziałem jedną osobę na przystanku autobusowym.

  I saw one person at the bus stop.

  Here, 'osobę' is used in its accusative form as it is the direct object of the verb 'widziałem' (I saw).

• Zatrudniłem nową osobę w naszej firmie.

  I hired a new person at our company.

  In this case, 'osobę' is used as the accusative case of the word 'osoba', which means 'person', to indicate the direct object of the verb 'zatrudniłem' (I hired).

• To odpowiednia osoba na to stanowisko, dlatego pytam o tę osobę.

  This is the right person for this position, which is why I'm asking about this person.

  'Osobę' is used in the accusative case, as it is the object of the preposition 'o', in the phrase 'pytam o tę osobę' (asking about this person).