Zen, Slave and Orac, are the 3 computers used by the protagonists in which TV series of the 1970's and 80's?
Blake's Seven Blakes 7 Blake seven Blake 7 Blake's 7 Blakes Seven Blakes 7 (TV series) Blakes's seven Blakes seven
blakes 7 blake seven blake 7 blake s 7 blakes seven blakes s seven blakes 7 tv series blake s seven
blake s 7
WikipediaEntity
Blake's 7