волгоградской

волгоградской

"Of or relating to Volgograd (a city in Russia)."

Here, 'волгоградской' is used as an adjective describing the region ('области') associated with Volgograd.

Моя подруга приезжает из Волгоградской области.

My friend is coming from the Volgograd region.

In this case, 'волгоградской' modifies 'битвы' (battle), indicating the battle associated with Volgograd.

Мы посетили музей Волгоградской битвы.

We visited the museum of the Battle of Volgograd.

Here, 'волгоградской' acts as an adjective for 'газете' (newspaper), denoting something pertaining to or characteristic of Volgograd.

Я прочитала статью в Волгоградской газете.

I read an article in the Volgograd newspaper.