Question: What is the date of birth of Marcel Oopa's father?
Sentence (from "Marcel Oopa"): Marcel Pouvanaa Oopa (b. April 21, 1917, Fare, Huahine Nui island, French Oceania, d. July 14, 1961, Paris, France) was a Tahitian politician, the son of the Tahitian leader Pouvanaa a Oopa.
Relevant evidence: Yes