Task: Question Generation
Input (English): Context : Gao Wei (高緯) (557--577), often known in history as Houzhu of Northern Qi ((北)齊後主), courtesy name Rengang (仁綱), sometimes referred to by his later Northern Zhou-created title of Duke of Wen (溫公), was an emperor of Northern Qi. 
Subject : Gao Wei 
Relation : spouse
Output (English): What is Gao Wei's spouse's name?