Photo of two Red Army soldiers. Who are depicted on it?

Anatoly was met by a group of war enthusiast. They’re interested in his flight journey and how he’s feeling at the moment. His arrival excites them because he has an interesting story to share. Long time ago after the war, a soldier had found a photo at one of the locations of the battles. The photo, which is still in good condition,Photo of two Red Army soldiers. Who is depicted on it?   – Anatoly’s grandfather, Nenets Ivan Yaptik and his Kazakh front-line comrade, Mukhtar Kaishatayev.