Lesson at school. The teacher asks the children who their ancestors were in the

Lesson at school. The teacher asks the children who their ancestors were in the war:
– Mashenka, did your grandfather fight?
– Yes, Mary Ivanna. He was a tank driver.
– And for you, Vovochka, who was your grandfather in the war?
– Probably an electrician.
– ????
– Yes, I found his helmet. There are two lightning bolts drawn…