This is the 4361st most frequent Polish word.
grupą
The Polish word "grupą" means "group" (instrumental singular form).
In this sentence, 'grupą' is the instrumental form of 'grupa', used to denote 'with a group' as part of the prepositional phrase.
Zajęcia odbyły się z grupą studentów.
The classes took place with a group of students.
Here, 'grupą' indicates 'with a group', showing whom the speaker interacted with, underlining the collective nature.
Rozmawiałem wczoraj z grupą przyjaciół.
I spoke yesterday with a group of friends.
The word 'grupą' here specifies the professionals involved collectively in the project, emphasizing collaboration with the group.