Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

[EX Q]: Context : Empress Dowager Xu (徐太后, personal name unknown) (died 926), honored as Empress Dowager Shunsheng (順聖太后) during the reign of her son Wang Yan (né Wang Zongyan), known as Consort Xu with the imperial consort rank Xianfei (徐賢妃) during the reign of her husband Wang Jian, was an empress dowager of the Chinese Five Dynasties and Ten Kingdoms period state Former Shu. 
Answer : Wang Jian
[EX A]: What is Empress Dowager Xu's spouse's name?

[EX Q]: Context : Holoplatys is a genus of the spider family Salticidae (jumping spiders). 
Answer : genus
[EX A]: Is Holoplatys a genus or species?

[EX Q]: Context : The 2009 IAAF World Half Marathon Championships was held in Birmingham, United Kingdom on 11 October 2009. 
Answer : 11 October 2009
[EX A]:
What is the date when 2009 IAAF World Half Marathon Championships happened?