Task: Question Generation
Input (English): Context : Admiral John de Mestre Hutchison CVO CMG AdC (4 September 1862 -- 9 October 1932) was a Royal Navy officer who held senior posts during the early part of the 20th century. 
Subject : John de Mestre Hutchison 
Relation : military branch
Output (English): What military branch is John de Mestre Hutchison?