Question: Do both films Ra (1972 Film) and Dog It Down have the directors that share the same nationality?
Sentence (from "Ra (1972 film)"): Ra( also known as The Ra Expeditions) is a 1972 documentary film directed by Lennart Ehrenborg and Thor Heyerdahl about the expeditions organised by Thor Heyerdahl in 1969 and 1970 in attempt to cross the Atlantic on papyrus boats.
Relevant evidence: Yes