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 : Fadl Ashsha'ira (died 871) was one of 'three early ``Abbasid singing girls ... particularly famous for their poetry' and is one of the pre-eminent medieval Arabic female poets whose work survives. 
Answer : female
[EX A]: Which was the gender of Fadl Ashsha'ira?

[EX Q]: Context : Gelnhausen railway (Hungen--Gießen) was opened on 29 December 1869 and Hungen station went into operation. 
Answer : 29 December 1869
[EX A]: When was Hungen station opened?

[EX Q]: Context : Broadcast Markup Language, or BML, is an XML-based standard developed by Japan's Association of Radio Industries and Businesses as a data broadcasting specification for digital television broadcasting. 
Answer : XML
[EX A]:
Which is the basis of Broadcast Markup Language?