Question: Who wrote the novel that a movie from 1969 is based on which was directed by the same director who also directed the movies "missing" and "Hanna K."?
Sentence (from "Z (1969 film)"): Z is a 1969 Algerian-French epic political thriller film directed by Costa-Gavras, with a screenplay by Gavras and Jorge Semprún, based on the 1966 novel of the same name by Vassilis Vassilikos.
Relevant evidence: Yes