Task: Question Generation
Input (English): Context : Captain Peter Gerald Charles Dickens DSO, MBE, DSC, RN (6 April 1917 -- 25 May 1987) was a Royal Navy officer during World War II and a great-grandson of novelist Charles Dickens. 
Subject : Peter Gerald Charles Dickens 
Relation : military branch
Output (English): What army did Peter Gerald Charles Dickens serve in?