bohaterów

In a sentence

• W muzeum znajduje się wystawa poświęcona pamięci bohaterów narodowych.

  In the museum, there is an exhibition dedicated to the memory of national heroes.

  The word 'bohaterów' is used in its plural accusative form, indicating it refers to the direct object, 'heroes,' to whom the memory is dedicated.

• Przeczytałam książkę o przygodach bohaterów z tej powieści.

  I read a book about the adventures of the heroes from this novel.

  Here 'bohaterów' is in its plural genitive form, used in this context to describe the possession related to the adventures.

• Historia opowiada o losach dziesięciu bohaterów, którzy walczyli za wolność.

  The story tells about the fates of ten heroes who fought for freedom.

  In this sentence, 'bohaterów' is again used in its plural genitive form, fitting the structure to describe 'fates' related to these heroes.