A shekara ta 1916, Graf ya kusan shiga kotun soji saboda ya ƙi umarni. Duk da haka, bayan ya yi yajin cin abinci na kwana goma, an tura shi zuwa asibitin masu tabin hankali kuma daga baya aka sallame shi daga soja. Tambaya: A wace shekara ce Graf ya kusa shiga kotun soja saboda rashin biyayya?
Shekara ta 1916