Task: Question Understanding
Input (English): Context : Air Chief Marshal Sir Harry Broadhurst GCB, KBE, DSO & Bar, DFC & Bar, AFC (28 October 1905 -- 29 August 1995), commonly known as Broady, was a senior Royal Air Force commander and flying ace of the Second World War. 
Question : What military branch was Harry Broadhurst in?
Output (English): military branch