Question: Which South African journalist was imprisoned by the first prime minister of Rhodesia to be native to the country? 
Sentence (from "The Word of a Gentleman"): Set in the fictional former British colony of St David's Island, it has no principal protagonists beyond the corrupt trio of Claud Montrose, Alec Clifton, and Stephen Luther, but the subversive influence of the American agent Clive Lyle is progressively revealed as the story unfolds.
Relevant evidence: No