Task: Question Generation
Input (English): Context : (A rumor at that time -- later claimed to be true by Wang Yanhan's adoptive brother Wang Yanbing -- was that Wang Shenzhi was poisoned by Wang Yanhan's wife Lady Cui, but it cannot be known whether the rumor was true.) 
Subject : Wang Yanhan 
Relation : spouse
Output (English): What is Wang Yanhan's spouse's name?