sentences:  She often visited construction sites with her uncle and attended half-price matinee shows for technical films.After her father, Osark, a travelling journalist, was drafted for military service in World War I, the young Irmgard helped the family by becoming a math tutor while studying at a girls' Gymnasium in Hanover.Several years later, when Osark returned to Hanover he was in poor health and Irmgard continued to work to bring in extra money for the family.