Question: Were Alfred Döblin and César Vallejo both German nationals?
Sentence (from "Alfred Döblin"): His first published novel, "Die drei Sprünge des Wang-lung" ("The Three Leaps of Wang Lun"), appeared in 1915 and his final novel, "Hamlet oder Die lange Nacht nimmt ein Ende" ("Tales of a Long Night") was published in 1956, one year before his death.
Relevant evidence: No