Question: Earlsdon is a suburb and electoral ward of Coventry, England, it's the birthplace of aviation pioneer Frank Whittle, was an engineer air officer, of which organization?
Sentence (from "Frank Whittle"): Air Commodore Sir Frank Whittle {'1': ", '2': ", '3': ", '4': "} (1 June 1907 – 9 August 1996) was an English Royal Air Force (RAF) engineer air officer.
Relevant evidence: Yes